From 7cf976cfb8a518812e0a7692af65ac2103b1d487 Mon Sep 17 00:00:00 2001
From: Brett Zamir <brettz9@yahoo.com>
Date: Sun, 20 May 2018 15:04:11 +0800
Subject: [PATCH] - Fix (Locale): Remove bad characters in Persian (fa) file -
 Linting (ESLint): Locale files - Docs: Fix code comment - Remove BOM from
 documents (@drsassafras #237)

---
 editor/embedapi.html                    |   2 +-
 editor/images/logo.svg                  |   2 +-
 editor/images/svg_edit_icons.svg        |   2 +-
 editor/jgraduate/css/jPicker.css        |   2 +-
 editor/jquerybbq/jquery.bbq.min.js      |   8 +-
 editor/js-hotkeys/jquery.hotkeys.min.js |   4 +-
 editor/locale/lang.af.js                | 451 ++++++++++++-----------
 editor/locale/lang.ar.js                | 451 ++++++++++++-----------
 editor/locale/lang.az.js                | 451 ++++++++++++-----------
 editor/locale/lang.be.js                | 451 ++++++++++++-----------
 editor/locale/lang.bg.js                | 451 ++++++++++++-----------
 editor/locale/lang.ca.js                | 451 ++++++++++++-----------
 editor/locale/lang.cs.js                | 451 ++++++++++++-----------
 editor/locale/lang.cy.js                | 451 ++++++++++++-----------
 editor/locale/lang.da.js                | 451 ++++++++++++-----------
 editor/locale/lang.de.js                | 451 ++++++++++++-----------
 editor/locale/lang.el.js                | 451 ++++++++++++-----------
 editor/locale/lang.en.js                | 451 ++++++++++++-----------
 editor/locale/lang.es.js                | 451 ++++++++++++-----------
 editor/locale/lang.et.js                | 451 ++++++++++++-----------
 editor/locale/lang.fa.js                | 450 +++++++++++------------
 editor/locale/lang.fi.js                | 451 ++++++++++++-----------
 editor/locale/lang.fr.js                | 445 ++++++++++++-----------
 editor/locale/lang.fy.js                | 451 ++++++++++++-----------
 editor/locale/lang.ga.js                | 451 ++++++++++++-----------
 editor/locale/lang.gl.js                | 451 ++++++++++++-----------
 editor/locale/lang.he.js                | 451 ++++++++++++-----------
 editor/locale/lang.hi.js                | 451 ++++++++++++-----------
 editor/locale/lang.hr.js                | 451 ++++++++++++-----------
 editor/locale/lang.hu.js                | 451 ++++++++++++-----------
 editor/locale/lang.hy.js                | 451 ++++++++++++-----------
 editor/locale/lang.id.js                | 451 ++++++++++++-----------
 editor/locale/lang.is.js                | 451 ++++++++++++-----------
 editor/locale/lang.it.js                | 451 ++++++++++++-----------
 editor/locale/lang.ja.js                | 451 ++++++++++++-----------
 editor/locale/lang.ko.js                | 451 ++++++++++++-----------
 editor/locale/lang.lt.js                | 451 ++++++++++++-----------
 editor/locale/lang.lv.js                | 451 ++++++++++++-----------
 editor/locale/lang.mk.js                | 451 ++++++++++++-----------
 editor/locale/lang.ms.js                | 451 ++++++++++++-----------
 editor/locale/lang.mt.js                | 451 ++++++++++++-----------
 editor/locale/lang.nl.js                | 451 ++++++++++++-----------
 editor/locale/lang.no.js                | 451 ++++++++++++-----------
 editor/locale/lang.pl.js                | 453 ++++++++++++------------
 editor/locale/lang.pt-BR.js             | 449 ++++++++++++-----------
 editor/locale/lang.pt-PT.js             | 451 ++++++++++++-----------
 editor/locale/lang.ro.js                | 449 ++++++++++++-----------
 editor/locale/lang.ru.js                | 451 ++++++++++++-----------
 editor/locale/lang.sk.js                | 451 ++++++++++++-----------
 editor/locale/lang.sl.js                | 449 ++++++++++++-----------
 editor/locale/lang.sq.js                | 451 ++++++++++++-----------
 editor/locale/lang.sr.js                | 451 ++++++++++++-----------
 editor/locale/lang.sv.js                | 451 ++++++++++++-----------
 editor/locale/lang.sw.js                | 451 ++++++++++++-----------
 editor/locale/lang.test.js              | 451 ++++++++++++-----------
 editor/locale/lang.th.js                | 451 ++++++++++++-----------
 editor/locale/lang.tl.js                | 451 ++++++++++++-----------
 editor/locale/lang.tr.js                | 451 ++++++++++++-----------
 editor/locale/lang.uk.js                | 451 ++++++++++++-----------
 editor/locale/lang.vi.js                | 451 ++++++++++++-----------
 editor/locale/lang.yi.js                | 451 ++++++++++++-----------
 editor/locale/lang.zh-CN.js             | 451 ++++++++++++-----------
 editor/locale/lang.zh-HK.js             | 451 ++++++++++++-----------
 editor/locale/lang.zh-TW.js             | 451 ++++++++++++-----------
 editor/locale/locale.js                 |   2 +-
 editor/svg-editor.css                   |   2 +-
 screencasts/svgopen2010/logo.svg        |   2 +-
 67 files changed, 13058 insertions(+), 13115 deletions(-)

diff --git a/editor/embedapi.html b/editor/embedapi.html
index 95f45572..7e5cb250 100644
--- a/editor/embedapi.html
+++ b/editor/embedapi.html
@@ -1,4 +1,4 @@
-<!DOCTYPE html>
+<!DOCTYPE html>
 <html>
 <head>
   <meta charset="utf-8" />
diff --git a/editor/images/logo.svg b/editor/images/logo.svg
index e71308be..83b8e9cc 100644
--- a/editor/images/logo.svg
+++ b/editor/images/logo.svg
@@ -1,4 +1,4 @@
-<svg viewBox="0 0 478 472" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns="http://www.w3.org/2000/svg">
+<svg viewBox="0 0 478 472" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns="http://www.w3.org/2000/svg">
  <defs>
   <linearGradient id="svg_5" x1="0" y1="0" x2="1" y2="1">
    <stop offset="0" stop-color="#ffffe0" stop-opacity="1"/>
diff --git a/editor/images/svg_edit_icons.svg b/editor/images/svg_edit_icons.svg
index ad74775a..d2e36b9f 100644
--- a/editor/images/svg_edit_icons.svg
+++ b/editor/images/svg_edit_icons.svg
@@ -1,4 +1,4 @@
-<svg xmlns="http://www.w3.org/2000/svg">
+<svg xmlns="http://www.w3.org/2000/svg">
 <!-- All images created with SVG-edit - https://github.com/SVG-Edit/svgedit -->
 
 <g id="logo">
diff --git a/editor/jgraduate/css/jPicker.css b/editor/jgraduate/css/jPicker.css
index d186af7b..f0f3a10f 100644
--- a/editor/jgraduate/css/jPicker.css
+++ b/editor/jgraduate/css/jPicker.css
@@ -1 +1 @@
-.jPicker .Icon{display:inline-block;height:24px;position:relative;text-align:left;width:25px}.jPicker .Icon span.Color,.jPicker .Icon span.Alpha{background-position:2px 2px;display:block;height:100%;left:0;position:absolute;top:0;width:100%}.jPicker .Icon span.Image{background-repeat:no-repeat;cursor:pointer;display:block;height:100%;left:0;position:absolute;top:0;width:100%}.jPicker.Container{z-index:10}table.jPicker{background-color:#efefef;border:1px outset #666;font-family:Arial,Helvetica,Sans-Serif;font-size:12px!important;margin:0;padding:5px;width:545px;z-index:20}.jPicker .Move{background-color:#ddd;border-color:#fff #666 #666 #fff;border-style:solid;border-width:1px;cursor:move;height:12px;padding:0}.jPicker .Title{font-size:11px!important;font-weight:bold;margin:-2px 0 0 0;padding:0;text-align:center;width:100%}.jPicker div.Map{border-bottom:2px solid #fff;border-left:2px solid #9a9a9a;border-right:2px solid #fff;border-top:2px solid #9a9a9a;cursor:crosshair;height:260px;margin:0 5px 0 5px;overflow:hidden;padding:0;position:relative;width:260px}.jPicker div[class="Map"]{height:256px;width:256px}.jPicker div.Bar{border-bottom:2px solid #fff;border-left:2px solid #9a9a9a;border-right:2px solid #fff;border-top:2px solid #9a9a9a;cursor:n-resize;height:260px;margin:12px 10px 0 5px;overflow:hidden;padding:0;position:relative;width:24px}.jPicker div[class="Bar"]{height:256px;width:20px}.jPicker .Map .Map1,.jPicker .Map .Map2,.jPicker .Map .Map3,.jPicker .Bar .Map1,.jPicker .Bar .Map2,.jPicker .Bar .Map3,.jPicker .Bar .Map4,.jPicker .Bar .Map5,.jPicker .Bar .Map6{background-color:transparent;background-image:none;display:block;left:0;position:absolute;top:0}.jPicker .Map .Map1,.jPicker .Map .Map2,.jPicker .Map .Map3{height:2596px;width:256px}.jPicker .Bar .Map1,.jPicker .Bar .Map2,.jPicker .Bar .Map3,.jPicker .Bar .Map4{height:3896px;width:20px}.jPicker .Bar .Map5,.jPicker .Bar .Map6{height:256px;width:20px}.jPicker .Map .Map1,.jPicker .Map .Map2,.jPicker .Bar .Map6{background-repeat:no-repeat}.jPicker .Map .Map3,.jPicker .Bar .Map5{background-repeat:repeat}.jPicker .Bar .Map1,.jPicker .Bar .Map2,.jPicker .Bar .Map3,.jPicker .Bar .Map4{background-repeat:repeat-x}.jPicker .Map .Arrow{display:block;position:absolute}.jPicker .Bar .Arrow{display:block;left:0;position:absolute}.jPicker .Preview{font-size:9px;text-align:center}.jPicker .Preview div{border:2px inset #eee;height:62px;margin:0 auto;padding:0;width:62px}.jPicker .Preview div span{border:1px solid #000;display:block;height:30px;margin:0 auto;padding:0;width:60px}.jPicker .Preview .Active{border-bottom-width:0}.jPicker .Preview .Current{border-top-width:0;cursor:pointer}.jPicker .Button{text-align:center;width:115px}.jPicker .Button input{width:100px}.jPicker .Button .Ok{margin:12px 0 5px 0}.jPicker td.Radio{margin:0;padding:0;width:31px}.jPicker td.Radio input{margin:0 5px 0 0;padding:0}.jPicker td.Text{font-size:12px!important;height:22px;margin:0;padding:0;text-align:left;width:70px}.jPicker tr.Hex td.Text{width:100px}.jPicker td.Text input{background-color:#fff;border:1px inset #aaa;height:19px;margin:0 0 0 5px;text-align:left;width:30px}.jPicker td[class="Text"] input{height:15px}.jPicker tr.Hex td.Text input.Hex{width:50px}.jPicker tr.Hex td.Text input.AHex{width:20px}.jPicker .Grid{text-align:center;width:114px}.jPicker .Grid span.QuickColor{border:1px inset #aaa;cursor:pointer;display:inline-block;height:15px;line-height:15px;margin:0;padding:0;width:19px}.jPicker .Grid span[class="QuickColor"]{width:17px}
\ No newline at end of file
+.jPicker .Icon{display:inline-block;height:24px;position:relative;text-align:left;width:25px}.jPicker .Icon span.Color,.jPicker .Icon span.Alpha{background-position:2px 2px;display:block;height:100%;left:0;position:absolute;top:0;width:100%}.jPicker .Icon span.Image{background-repeat:no-repeat;cursor:pointer;display:block;height:100%;left:0;position:absolute;top:0;width:100%}.jPicker.Container{z-index:10}table.jPicker{background-color:#efefef;border:1px outset #666;font-family:Arial,Helvetica,Sans-Serif;font-size:12px!important;margin:0;padding:5px;width:545px;z-index:20}.jPicker .Move{background-color:#ddd;border-color:#fff #666 #666 #fff;border-style:solid;border-width:1px;cursor:move;height:12px;padding:0}.jPicker .Title{font-size:11px!important;font-weight:bold;margin:-2px 0 0 0;padding:0;text-align:center;width:100%}.jPicker div.Map{border-bottom:2px solid #fff;border-left:2px solid #9a9a9a;border-right:2px solid #fff;border-top:2px solid #9a9a9a;cursor:crosshair;height:260px;margin:0 5px 0 5px;overflow:hidden;padding:0;position:relative;width:260px}.jPicker div[class="Map"]{height:256px;width:256px}.jPicker div.Bar{border-bottom:2px solid #fff;border-left:2px solid #9a9a9a;border-right:2px solid #fff;border-top:2px solid #9a9a9a;cursor:n-resize;height:260px;margin:12px 10px 0 5px;overflow:hidden;padding:0;position:relative;width:24px}.jPicker div[class="Bar"]{height:256px;width:20px}.jPicker .Map .Map1,.jPicker .Map .Map2,.jPicker .Map .Map3,.jPicker .Bar .Map1,.jPicker .Bar .Map2,.jPicker .Bar .Map3,.jPicker .Bar .Map4,.jPicker .Bar .Map5,.jPicker .Bar .Map6{background-color:transparent;background-image:none;display:block;left:0;position:absolute;top:0}.jPicker .Map .Map1,.jPicker .Map .Map2,.jPicker .Map .Map3{height:2596px;width:256px}.jPicker .Bar .Map1,.jPicker .Bar .Map2,.jPicker .Bar .Map3,.jPicker .Bar .Map4{height:3896px;width:20px}.jPicker .Bar .Map5,.jPicker .Bar .Map6{height:256px;width:20px}.jPicker .Map .Map1,.jPicker .Map .Map2,.jPicker .Bar .Map6{background-repeat:no-repeat}.jPicker .Map .Map3,.jPicker .Bar .Map5{background-repeat:repeat}.jPicker .Bar .Map1,.jPicker .Bar .Map2,.jPicker .Bar .Map3,.jPicker .Bar .Map4{background-repeat:repeat-x}.jPicker .Map .Arrow{display:block;position:absolute}.jPicker .Bar .Arrow{display:block;left:0;position:absolute}.jPicker .Preview{font-size:9px;text-align:center}.jPicker .Preview div{border:2px inset #eee;height:62px;margin:0 auto;padding:0;width:62px}.jPicker .Preview div span{border:1px solid #000;display:block;height:30px;margin:0 auto;padding:0;width:60px}.jPicker .Preview .Active{border-bottom-width:0}.jPicker .Preview .Current{border-top-width:0;cursor:pointer}.jPicker .Button{text-align:center;width:115px}.jPicker .Button input{width:100px}.jPicker .Button .Ok{margin:12px 0 5px 0}.jPicker td.Radio{margin:0;padding:0;width:31px}.jPicker td.Radio input{margin:0 5px 0 0;padding:0}.jPicker td.Text{font-size:12px!important;height:22px;margin:0;padding:0;text-align:left;width:70px}.jPicker tr.Hex td.Text{width:100px}.jPicker td.Text input{background-color:#fff;border:1px inset #aaa;height:19px;margin:0 0 0 5px;text-align:left;width:30px}.jPicker td[class="Text"] input{height:15px}.jPicker tr.Hex td.Text input.Hex{width:50px}.jPicker tr.Hex td.Text input.AHex{width:20px}.jPicker .Grid{text-align:center;width:114px}.jPicker .Grid span.QuickColor{border:1px inset #aaa;cursor:pointer;display:inline-block;height:15px;line-height:15px;margin:0;padding:0;width:19px}.jPicker .Grid span[class="QuickColor"]{width:17px}
diff --git a/editor/jquerybbq/jquery.bbq.min.js b/editor/jquerybbq/jquery.bbq.min.js
index edb78191..88109c85 100644
--- a/editor/jquerybbq/jquery.bbq.min.js
+++ b/editor/jquerybbq/jquery.bbq.min.js
@@ -1,7 +1,7 @@
-/*
+/*
  * jQuery BBQ: Back Button & Query Library - v1.2.1 - 2/17/2010
  * http://benalman.com/projects/jquery-bbq-plugin/
- * 
+ *
  * Copyright (c) 2010 "Cowboy" Ben Alman
  * Dual licensed under the MIT and GPL licenses.
  * http://benalman.com/about/license/
@@ -10,9 +10,9 @@
 /*
  * jQuery hashchange event - v1.2 - 2/11/2010
  * http://benalman.com/projects/jquery-hashchange-plugin/
- * 
+ *
  * Copyright (c) 2010 "Cowboy" Ben Alman
  * Dual licensed under the MIT and GPL licenses.
  * http://benalman.com/about/license/
  */
-(function($,i,b){var j,k=$.event.special,c="location",d="hashchange",l="href",f=$.browser,g=document.documentMode,h=f.msie&&(g===b||g<8),e="on"+d in i&&!h;function a(m){m=m||i[c][l];return m.replace(/^[^#]*#?(.*)$/,"$1")}$[d+"Delay"]=100;k[d]=$.extend(k[d],{setup:function(){if(e){return false}$(j.start)},teardown:function(){if(e){return false}$(j.stop)}});j=(function(){var m={},r,n,o,q;function p(){o=q=function(s){return s};if(h){n=$('<iframe src="javascript:0"/>').hide().insertAfter("body")[0].contentWindow;q=function(){return a(n.document[c][l])};o=function(u,s){if(u!==s){var t=n.document;t.open().close();t[c].hash="#"+u}};o(a())}}m.start=function(){if(r){return}var t=a();o||p();(function s(){var v=a(),u=q(t);if(v!==t){o(t=v,u);$(i).trigger(d)}else{if(u!==t){i[c][l]=i[c][l].replace(/#.*/,"")+"#"+u}}r=setTimeout(s,$[d+"Delay"])})()};m.stop=function(){if(!n){r&&clearTimeout(r);r=0}};return m})()})(jQuery,this);
\ No newline at end of file
+(function($,i,b){var j,k=$.event.special,c="location",d="hashchange",l="href",f=$.browser,g=document.documentMode,h=f.msie&&(g===b||g<8),e="on"+d in i&&!h;function a(m){m=m||i[c][l];return m.replace(/^[^#]*#?(.*)$/,"$1")}$[d+"Delay"]=100;k[d]=$.extend(k[d],{setup:function(){if(e){return false}$(j.start)},teardown:function(){if(e){return false}$(j.stop)}});j=(function(){var m={},r,n,o,q;function p(){o=q=function(s){return s};if(h){n=$('<iframe src="javascript:0"/>').hide().insertAfter("body")[0].contentWindow;q=function(){return a(n.document[c][l])};o=function(u,s){if(u!==s){var t=n.document;t.open().close();t[c].hash="#"+u}};o(a())}}m.start=function(){if(r){return}var t=a();o||p();(function s(){var v=a(),u=q(t);if(v!==t){o(t=v,u);$(i).trigger(d)}else{if(u!==t){i[c][l]=i[c][l].replace(/#.*/,"")+"#"+u}}r=setTimeout(s,$[d+"Delay"])})()};m.stop=function(){if(!n){r&&clearTimeout(r);r=0}};return m})()})(jQuery,this);
diff --git a/editor/js-hotkeys/jquery.hotkeys.min.js b/editor/js-hotkeys/jquery.hotkeys.min.js
index 15e6fe30..f7c2f1b3 100644
--- a/editor/js-hotkeys/jquery.hotkeys.min.js
+++ b/editor/js-hotkeys/jquery.hotkeys.min.js
@@ -1,4 +1,4 @@
-/*
+/*
  * jQuery Hotkeys Plugin
  * Copyright 2010, John Resig
  * Dual licensed under the MIT or GPL Version 2 licenses.
@@ -12,4 +12,4 @@
  * Binny V A, http://www.openjs.com/scripts/events/keyboard_shortcuts/
 */
 
-(function(b){b.hotkeys={version:"0.8",specialKeys:{8:"backspace",9:"tab",13:"return",16:"shift",17:"ctrl",18:"alt",19:"pause",20:"capslock",27:"esc",32:"space",33:"pageup",34:"pagedown",35:"end",36:"home",37:"left",38:"up",39:"right",40:"down",45:"insert",46:"del",96:"0",97:"1",98:"2",99:"3",100:"4",101:"5",102:"6",103:"7",104:"8",105:"9",106:"*",107:"+",109:"-",110:".",111:"/",112:"f1",113:"f2",114:"f3",115:"f4",116:"f5",117:"f6",118:"f7",119:"f8",120:"f9",121:"f10",122:"f11",123:"f12",144:"numlock",145:"scroll",191:"/",224:"meta",219:"[",221:"]"},shiftNums:{"`":"~","1":"!","2":"@","3":"#","4":"$","5":"%","6":"^","7":"&","8":"*","9":"(","0":")","-":"_","=":"+",";":": ","'":'"',",":"<",".":">","/":"?","\\":"|"}};function a(d){if(typeof d.data!=="string"){return}var c=d.handler,e=d.data.toLowerCase().split(" ");d.handler=function(n){if(this!==n.target&&(/textarea|select/i.test(n.target.nodeName)||n.target.type==="text")){return}var h=n.type!=="keypress"&&b.hotkeys.specialKeys[n.which],o=String.fromCharCode(n.which).toLowerCase(),k,m="",g={};if(n.altKey&&h!=="alt"){m+="alt+"}if(n.ctrlKey&&h!=="ctrl"){m+="ctrl+"}if(n.metaKey&&!n.ctrlKey&&h!=="meta"){m+="meta+"}if(n.shiftKey&&h!=="shift"){m+="shift+"}if(h){g[m+h]=true}else{g[m+o]=true;g[m+b.hotkeys.shiftNums[o]]=true;if(m==="shift+"){g[b.hotkeys.shiftNums[o]]=true}}for(var j=0,f=e.length;j<f;j++){if(g[e[j]]){return c.apply(this,arguments)}}}}b.each(["keydown","keyup","keypress"],function(){b.event.special[this]={add:a}})})(jQuery);
\ No newline at end of file
+(function(b){b.hotkeys={version:"0.8",specialKeys:{8:"backspace",9:"tab",13:"return",16:"shift",17:"ctrl",18:"alt",19:"pause",20:"capslock",27:"esc",32:"space",33:"pageup",34:"pagedown",35:"end",36:"home",37:"left",38:"up",39:"right",40:"down",45:"insert",46:"del",96:"0",97:"1",98:"2",99:"3",100:"4",101:"5",102:"6",103:"7",104:"8",105:"9",106:"*",107:"+",109:"-",110:".",111:"/",112:"f1",113:"f2",114:"f3",115:"f4",116:"f5",117:"f6",118:"f7",119:"f8",120:"f9",121:"f10",122:"f11",123:"f12",144:"numlock",145:"scroll",191:"/",224:"meta",219:"[",221:"]"},shiftNums:{"`":"~","1":"!","2":"@","3":"#","4":"$","5":"%","6":"^","7":"&","8":"*","9":"(","0":")","-":"_","=":"+",";":": ","'":'"',",":"<",".":">","/":"?","\\":"|"}};function a(d){if(typeof d.data!=="string"){return}var c=d.handler,e=d.data.toLowerCase().split(" ");d.handler=function(n){if(this!==n.target&&(/textarea|select/i.test(n.target.nodeName)||n.target.type==="text")){return}var h=n.type!=="keypress"&&b.hotkeys.specialKeys[n.which],o=String.fromCharCode(n.which).toLowerCase(),k,m="",g={};if(n.altKey&&h!=="alt"){m+="alt+"}if(n.ctrlKey&&h!=="ctrl"){m+="ctrl+"}if(n.metaKey&&!n.ctrlKey&&h!=="meta"){m+="meta+"}if(n.shiftKey&&h!=="shift"){m+="shift+"}if(h){g[m+h]=true}else{g[m+o]=true;g[m+b.hotkeys.shiftNums[o]]=true;if(m==="shift+"){g[b.hotkeys.shiftNums[o]]=true}}for(var j=0,f=e.length;j<f;j++){if(g[e[j]]){return c.apply(this,arguments)}}}}b.each(["keydown","keyup","keypress"],function(){b.event.special[this]={add:a}})})(jQuery);
diff --git a/editor/locale/lang.af.js b/editor/locale/lang.af.js
index 206ee887..c91ef23d 100644
--- a/editor/locale/lang.af.js
+++ b/editor/locale/lang.af.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "af",
-  dir: "ltr",
+  lang: 'af',
+  dir: 'ltr',
   common: {
-    "ok": "Spaar",
-    "cancel": "Annuleer",
-    "key_backspace": "backspace",
-    "key_del": "delete",
-    "key_down": "down",
-    "key_up": "up",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Show/hide more stroke tools",
-    "palette_info": "Klik om te verander vul kleur, verskuiwing klik om &#39;n beroerte kleur verander",
-    "zoom_level": "Change zoom vlak",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "Verandering vul kleur",
-    "stroke_color": "Verandering beroerte kleur",
-    "stroke_style": "Verandering beroerte dash styl",
-    "stroke_width": "Verandering beroerte breedte",
-    "pos_x": "Change X coordinate",
-    "pos_y": "Change Y coordinate",
-    "linecap_butt": "Linecap: Butt",
-    "linecap_round": "Linecap: Round",
-    "linecap_square": "Linecap: Square",
-    "linejoin_bevel": "Linejoin: Bevel",
-    "linejoin_miter": "Linejoin: Miter",
-    "linejoin_round": "Linejoin: Round",
-    "angle": "Verandering rotasie-hoek",
-    "blur": "Change gaussian blur value",
-    "opacity": "Verander geselekteerde item opaciteit",
-    "circle_cx": "Verandering sirkel se cx koördineer",
-    "circle_cy": "Verandering sirkel se cy koördineer",
-    "circle_r": "Verandering sirkel se radius",
-    "ellipse_cx": "Verandering ellips se cx koördineer",
-    "ellipse_cy": "Verander ellips se cy koördineer",
-    "ellipse_rx": "Verandering ellips se x radius",
-    "ellipse_ry": "Verander ellips se j radius",
-    "line_x1": "Verandering lyn se vertrek x koördinaat",
-    "line_x2": "Verandering lyn se eindig x koördinaat",
-    "line_y1": "Verandering lyn se vertrek y koördinaat",
-    "line_y2": "Verandering lyn se eindig y koördinaat",
-    "rect_height": "Verandering reghoek hoogte",
-    "rect_width": "Verandering reghoek breedte",
-    "corner_radius": "Verandering Rechthoek Corner Radius",
-    "image_width": "Verander prent breedte",
-    "image_height": "Verandering prent hoogte",
-    "image_url": "URL verander",
-    "node_x": "Change node's x coordinate",
-    "node_y": "Change node's y coordinate",
-    "seg_type": "Change Segment type",
-    "straight_segments": "Straight",
-    "curve_segments": "Curve",
-    "text_contents": "Verander teks inhoud",
-    "font_family": "Lettertipe verander Familie",
-    "font_size": "Verandering Lettertipe Grootte",
-    "bold": "Vetgedrukte teks",
-    "italic": "Italic Text"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: "Change node's x coordinate",
+    node_y: "Change node's y coordinate",
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Main Menu",
-    "bkgnd_color_opac": "Verander agtergrondkleur / opaciteit",
-    "connector_no_arrow": "No arrow",
-    "fitToContent": "Pas na inhoud",
-    "fit_to_all": "Passing tot al inhoud",
-    "fit_to_canvas": "Passing tot doek",
-    "fit_to_layer_content": "Passing tot laag inhoud",
-    "fit_to_sel": "Passing tot seleksie",
-    "align_relative_to": "Align in verhouding tot ...",
-    "relativeTo": "relatief tot:",
-    "page": "bladsy",
-    "largest_object": "grootste voorwerp",
-    "selected_objects": "verkose voorwerpe",
-    "smallest_object": "kleinste voorwerp",
-    "new_doc": "Nuwe Beeld",
-    "open_doc": "Open Beeld",
-    "export_img": "Export",
-    "save_doc": "Slaan Beeld",
-    "import_doc": "Import Image",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "Align Bottom",
-    "align_center": "Rig Middel",
-    "align_left": "Links Regterkant",
-    "align_middle": "Align Midde",
-    "align_right": "Lijn regs uit",
-    "align_top": "Align Top",
-    "mode_select": "Select Gereedschap",
-    "mode_fhpath": "Potlood tool",
-    "mode_line": "Lyn Gereedskap",
-    "mode_connect": "Connect two objects",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "Free-hand Rectangle",
-    "mode_ellipse": "Ellips",
-    "mode_circle": "Sirkel",
-    "mode_fhellipse": "Gratis-Hand Ellips",
-    "mode_path": "Poli Gereedskap",
-    "mode_shapelib": "Shape library",
-    "mode_text": "Text Gereedskap",
-    "mode_image": "Image Gereedskap",
-    "mode_zoom": "Klik op die Gereedskap",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "NOTE: This image cannot be embedded. It will depend on this path to be displayed",
-    "undo": "Boontoe",
-    "redo": "Oordoen",
-    "tool_source": "Wysig Bron",
-    "wireframe_mode": "Wireframe Mode",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "Groep Elemente",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "Convert to Path",
-    "reorient_path": "Reorient path",
-    "ungroup": "Ungroup Elemente",
-    "docprops": "Document Properties",
-    "imagelib": "Image Library",
-    "move_bottom": "Skuif na Bottom",
-    "move_top": "Skuif na bo",
-    "node_clone": "Clone Node",
-    "node_delete": "Delete Node",
-    "node_link": "Link Control Points",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "Spaar",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Layer",
-    "layers": "Layers",
-    "del": "Verwyder Laag",
-    "move_down": "Beweeg afbreek Down",
-    "new": "Nuwe Layer",
-    "rename": "Rename Layer",
-    "move_up": "Beweeg afbreek Up",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "Move elements to:",
-    "move_selected": "Move selected elements to a different layer"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Image Properties",
-    "doc_title": "Title",
-    "doc_dims": "Doek Dimensions",
-    "included_images": "Included Images",
-    "image_opt_embed": "Embed data (local files)",
-    "image_opt_ref": "Use file reference",
-    "editor_prefs": "Editor Preferences",
-    "icon_size": "Icon size",
-    "language": "Language",
-    "background": "Editor Background",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Note: Background will not be saved with image.",
-    "icon_large": "Large",
-    "icon_medium": "Medium",
-    "icon_small": "Small",
-    "icon_xlarge": "Extra Large",
-    "select_predefined": "Kies gedefinieerde:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Invalid value given",
-    "noContentToFitTo": "No content to fit to",
-    "dupeLayerName": "There is already a layer named that!",
-    "enterUniqueLayerName": "Please enter a unique layer name",
-    "enterNewLayerName": "Please enter the new layer name",
-    "layerHasThatName": "Layer already has that name",
-    "QmoveElemsToLayer": "Move selected elements to layer '%s'?",
-    "QwantToClear": "Do you want to clear the drawing?\nThis will also erase your undo history!",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "There were parsing errors in your SVG source.\nRevert back to original SVG source?",
-    "QignoreSourceChanges": "Ignore changes made to SVG source?",
-    "featNotSupported": "Feature not supported",
-    "enterNewImgURL": "Enter the new image URL",
-    "defsFailOnSave": "NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.",
-    "loadingImage": "Loading image, please wait...",
-    "saveFromBrowser": "Select \"Save As...\" in your browser to save this image as a %s file.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Move selected elements to layer '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.ar.js b/editor/locale/lang.ar.js
index 84e4f5e5..911e5eea 100644
--- a/editor/locale/lang.ar.js
+++ b/editor/locale/lang.ar.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "ar",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "حفظ",
-    "cancel": "إلغاء",
-    "key_backspace": "backspace",
-    "key_del": "delete",
-    "key_down": "down",
-    "key_up": "up",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Show/hide more stroke tools",
-    "palette_info": "انقر لتغيير لون التعبئة ، تحولا مزدوجا فوق لتغيير لون السكتة الدماغية",
-    "zoom_level": "تغيير مستوى التكبير",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "تغير لون التعبئة",
-    "stroke_color": "تغير لون السكتة الدماغية",
-    "stroke_style": "تغيير نمط السكتة الدماغية اندفاعة",
-    "stroke_width": "تغيير عرض السكتة الدماغية",
-    "pos_x": "Change X coordinate",
-    "pos_y": "Change Y coordinate",
-    "linecap_butt": "Linecap: Butt",
-    "linecap_round": "Linecap: Round",
-    "linecap_square": "Linecap: Square",
-    "linejoin_bevel": "Linejoin: Bevel",
-    "linejoin_miter": "Linejoin: Miter",
-    "linejoin_round": "Linejoin: Round",
-    "angle": "تغيير زاوية الدوران",
-    "blur": "Change gaussian blur value",
-    "opacity": "تغيير مختارة غموض البند",
-    "circle_cx": "دائرة التغيير لتنسيق cx",
-    "circle_cy": "Change circle's cy coordinate",
-    "circle_r": "التغيير في دائرة نصف قطرها",
-    "ellipse_cx": "تغيير شكل البيضاوي cx تنسيق",
-    "ellipse_cy": "تغيير شكل البيضاوي قبرصي تنسيق",
-    "ellipse_rx": "تغيير شكل البيضاوي خ نصف قطرها",
-    "ellipse_ry": "تغيير القطع الناقص في دائرة نصف قطرها ذ",
-    "line_x1": "تغيير الخط لبدء تنسيق خ",
-    "line_x2": "تغيير الخط لانهاء خ تنسيق",
-    "line_y1": "تغيير الخط لبدء تنسيق ذ",
-    "line_y2": "تغيير الخط لإنهاء تنسيق ذ",
-    "rect_height": "تغيير المستطيل الارتفاع",
-    "rect_width": "تغيير عرض المستطيل",
-    "corner_radius": "تغيير مستطيل ركن الشعاع",
-    "image_width": "تغيير صورة العرض",
-    "image_height": "تغيير ارتفاع الصورة",
-    "image_url": "تغيير العنوان",
-    "node_x": "Change node's x coordinate",
-    "node_y": "Change node's y coordinate",
-    "seg_type": "Change Segment type",
-    "straight_segments": "Straight",
-    "curve_segments": "Curve",
-    "text_contents": "تغيير محتويات النص",
-    "font_family": "تغيير الخط الأسرة",
-    "font_size": "تغيير حجم الخط",
-    "bold": "نص جريء",
-    "italic": "مائل نص"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: "Change circle's cy coordinate",
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: "Change node's x coordinate",
+    node_y: "Change node's y coordinate",
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Main Menu",
-    "bkgnd_color_opac": "تغير لون الخلفية / غموض",
-    "connector_no_arrow": "No arrow",
-    "fitToContent": "لائقا للمحتوى",
-    "fit_to_all": "يصلح لجميع المحتويات",
-    "fit_to_canvas": "يصلح لوحة زيتية على قماش",
-    "fit_to_layer_content": "يصلح لطبقة المحتوى",
-    "fit_to_sel": "يصلح لاختيار",
-    "align_relative_to": "محاذاة النسبي ل ...",
-    "relativeTo": "بالنسبة إلى:",
-    "page": "الصفحة",
-    "largest_object": "أكبر كائن",
-    "selected_objects": "انتخب الأجسام",
-    "smallest_object": "أصغر كائن",
-    "new_doc": "صورة جديدة",
-    "open_doc": "فتح الصورة",
-    "export_img": "Export",
-    "save_doc": "حفظ صورة",
-    "import_doc": "Import Image",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "محاذاة القاع",
-    "align_center": "مركز محاذاة",
-    "align_left": "محاذاة إلى اليسار",
-    "align_middle": "محاذاة الأوسط",
-    "align_right": "محاذاة إلى اليمين",
-    "align_top": "محاذاة الأعلى",
-    "mode_select": "اختر أداة",
-    "mode_fhpath": "أداة قلم رصاص",
-    "mode_line": "خط أداة",
-    "mode_connect": "Connect two objects",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "Free-Hand Rectangle",
-    "mode_ellipse": "القطع الناقص",
-    "mode_circle": "دائرة",
-    "mode_fhellipse": "اليد الحرة البيضوي",
-    "mode_path": "بولي أداة",
-    "mode_shapelib": "Shape library",
-    "mode_text": "النص أداة",
-    "mode_image": "الصورة أداة",
-    "mode_zoom": "أداة تكبير",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "NOTE: This image cannot be embedded. It will depend on this path to be displayed",
-    "undo": "التراجع",
-    "redo": "إعادته",
-    "tool_source": "عدل المصدر",
-    "wireframe_mode": "Wireframe Mode",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "مجموعة عناصر",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "Convert to Path",
-    "reorient_path": "Reorient path",
-    "ungroup": "فك تجميع عناصر",
-    "docprops": "خصائص المستند",
-    "imagelib": "Image Library",
-    "move_bottom": "الانتقال إلى أسفل",
-    "move_top": "الانتقال إلى أعلى",
-    "node_clone": "Clone Node",
-    "node_delete": "Delete Node",
-    "node_link": "Link Control Points",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "حفظ",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Layer",
-    "layers": "Layers",
-    "del": "حذف طبقة",
-    "move_down": "تحرك لأسفل طبقة",
-    "new": "طبقة جديدة",
-    "rename": "تسمية الطبقة",
-    "move_up": "تحرك لأعلى طبقة",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "Move elements to:",
-    "move_selected": "Move selected elements to a different layer"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Image Properties",
-    "doc_title": "Title",
-    "doc_dims": "Canvas Dimensions",
-    "included_images": "Included Images",
-    "image_opt_embed": "Embed data (local files)",
-    "image_opt_ref": "Use file reference",
-    "editor_prefs": "Editor Preferences",
-    "icon_size": "Icon size",
-    "language": "Language",
-    "background": "Editor Background",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Note: Background will not be saved with image.",
-    "icon_large": "Large",
-    "icon_medium": "Medium",
-    "icon_small": "Small",
-    "icon_xlarge": "Extra Large",
-    "select_predefined": "حدد سلفا:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Invalid value given",
-    "noContentToFitTo": "No content to fit to",
-    "dupeLayerName": "There is already a layer named that!",
-    "enterUniqueLayerName": "Please enter a unique layer name",
-    "enterNewLayerName": "Please enter the new layer name",
-    "layerHasThatName": "Layer already has that name",
-    "QmoveElemsToLayer": "Move selected elements to layer '%s'?",
-    "QwantToClear": "Do you want to clear the drawing?\nThis will also erase your undo history!",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "There were parsing errors in your SVG source.\nRevert back to original SVG source?",
-    "QignoreSourceChanges": "Ignore changes made to SVG source?",
-    "featNotSupported": "Feature not supported",
-    "enterNewImgURL": "Enter the new image URL",
-    "defsFailOnSave": "NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.",
-    "loadingImage": "Loading image, please wait...",
-    "saveFromBrowser": "Select \"Save As...\" in your browser to save this image as a %s file.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Move selected elements to layer '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.az.js b/editor/locale/lang.az.js
index 572a2ab1..943dc570 100644
--- a/editor/locale/lang.az.js
+++ b/editor/locale/lang.az.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "az",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "OK",
-    "cancel": "Cancel",
-    "key_backspace": "backspace",
-    "key_del": "delete",
-    "key_down": "down",
-    "key_up": "up",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Show/hide more stroke tools",
-    "palette_info": "Click to change fill color, shift-click to change stroke color",
-    "zoom_level": "Change zoom level",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "Change fill color",
-    "stroke_color": "Change stroke color",
-    "stroke_style": "Change stroke dash style",
-    "stroke_width": "Change stroke width",
-    "pos_x": "Change X coordinate",
-    "pos_y": "Change Y coordinate",
-    "linecap_butt": "Linecap: Butt",
-    "linecap_round": "Linecap: Round",
-    "linecap_square": "Linecap: Square",
-    "linejoin_bevel": "Linejoin: Bevel",
-    "linejoin_miter": "Linejoin: Miter",
-    "linejoin_round": "Linejoin: Round",
-    "angle": "Change rotation angle",
-    "blur": "Change gaussian blur value",
-    "opacity": "Change selected item opacity",
-    "circle_cx": "Change circle's cx coordinate",
-    "circle_cy": "Change circle's cy coordinate",
-    "circle_r": "Change circle's radius",
-    "ellipse_cx": "Change ellipse's cx coordinate",
-    "ellipse_cy": "Change ellipse's cy coordinate",
-    "ellipse_rx": "Change ellipse's x radius",
-    "ellipse_ry": "Change ellipse's y radius",
-    "line_x1": "Change line's starting x coordinate",
-    "line_x2": "Change line's ending x coordinate",
-    "line_y1": "Change line's starting y coordinate",
-    "line_y2": "Change line's ending y coordinate",
-    "rect_height": "Change rectangle height",
-    "rect_width": "Change rectangle width",
-    "corner_radius": "Change Rectangle Corner Radius",
-    "image_width": "Change image width",
-    "image_height": "Change image height",
-    "image_url": "Change URL",
-    "node_x": "Change node's x coordinate",
-    "node_y": "Change node's y coordinate",
-    "seg_type": "Change Segment type",
-    "straight_segments": "Straight",
-    "curve_segments": "Curve",
-    "text_contents": "Change text contents",
-    "font_family": "Change Font Family",
-    "font_size": "Change Font Size",
-    "bold": "Bold Text",
-    "italic": "Italic Text"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: "Change circle's cx coordinate",
+    circle_cy: "Change circle's cy coordinate",
+    circle_r: "Change circle's radius",
+    ellipse_cx: "Change ellipse's cx coordinate",
+    ellipse_cy: "Change ellipse's cy coordinate",
+    ellipse_rx: "Change ellipse's x radius",
+    ellipse_ry: "Change ellipse's y radius",
+    line_x1: "Change line's starting x coordinate",
+    line_x2: "Change line's ending x coordinate",
+    line_y1: "Change line's starting y coordinate",
+    line_y2: "Change line's ending y coordinate",
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: "Change node's x coordinate",
+    node_y: "Change node's y coordinate",
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Main Menu",
-    "bkgnd_color_opac": "Change background color/opacity",
-    "connector_no_arrow": "No arrow",
-    "fitToContent": "Fit to Content",
-    "fit_to_all": "Fit to all content",
-    "fit_to_canvas": "Fit to canvas",
-    "fit_to_layer_content": "Fit to layer content",
-    "fit_to_sel": "Fit to selection",
-    "align_relative_to": "Align relative to ...",
-    "relativeTo": "relative to:",
-    "page": "page",
-    "largest_object": "largest object",
-    "selected_objects": "selected objects",
-    "smallest_object": "smallest object",
-    "new_doc": "New Image",
-    "open_doc": "Open SVG",
-    "export_img": "Export",
-    "save_doc": "Save Image",
-    "import_doc": "Import Image",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "Align Bottom",
-    "align_center": "Align Center",
-    "align_left": "Align Left",
-    "align_middle": "Align Middle",
-    "align_right": "Align Right",
-    "align_top": "Align Top",
-    "mode_select": "Select Tool",
-    "mode_fhpath": "Pencil Tool",
-    "mode_line": "Line Tool",
-    "mode_connect": "Connect two objects",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "Free-Hand Rectangle",
-    "mode_ellipse": "Ellipse",
-    "mode_circle": "Circle",
-    "mode_fhellipse": "Free-Hand Ellipse",
-    "mode_path": "Path Tool",
-    "mode_shapelib": "Shape library",
-    "mode_text": "Text Tool",
-    "mode_image": "Image Tool",
-    "mode_zoom": "Zoom Tool",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "NOTE: This image cannot be embedded. It will depend on this path to be displayed",
-    "undo": "Undo",
-    "redo": "Redo",
-    "tool_source": "Edit Source",
-    "wireframe_mode": "Wireframe Mode",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "Group Elements",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "Convert to Path",
-    "reorient_path": "Reorient path",
-    "ungroup": "Ungroup Elements",
-    "docprops": "Document Properties",
-    "imagelib": "Image Library",
-    "move_bottom": "Move to Bottom",
-    "move_top": "Move to Top",
-    "node_clone": "Clone Node",
-    "node_delete": "Delete Node",
-    "node_link": "Link Control Points",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "Apply Changes",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Layer",
-    "layers": "Layers",
-    "del": "Delete Layer",
-    "move_down": "Move Layer Down",
-    "new": "New Layer",
-    "rename": "Rename Layer",
-    "move_up": "Move Layer Up",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "Move elements to:",
-    "move_selected": "Move selected elements to a different layer"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Image Properties",
-    "doc_title": "Title",
-    "doc_dims": "Canvas Dimensions",
-    "included_images": "Included Images",
-    "image_opt_embed": "Embed data (local files)",
-    "image_opt_ref": "Use file reference",
-    "editor_prefs": "Editor Preferences",
-    "icon_size": "Icon size",
-    "language": "Language",
-    "background": "Editor Background",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Note: Background will not be saved with image.",
-    "icon_large": "Large",
-    "icon_medium": "Medium",
-    "icon_small": "Small",
-    "icon_xlarge": "Extra Large",
-    "select_predefined": "Select predefined:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Invalid value given",
-    "noContentToFitTo": "No content to fit to",
-    "dupeLayerName": "There is already a layer named that!",
-    "enterUniqueLayerName": "Please enter a unique layer name",
-    "enterNewLayerName": "Please enter the new layer name",
-    "layerHasThatName": "Layer already has that name",
-    "QmoveElemsToLayer": "Move selected elements to layer '%s'?",
-    "QwantToClear": "Do you want to clear the drawing?\nThis will also erase your undo history!",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "There were parsing errors in your SVG source.\nRevert back to original SVG source?",
-    "QignoreSourceChanges": "Ignore changes made to SVG source?",
-    "featNotSupported": "Feature not supported",
-    "enterNewImgURL": "Enter the new image URL",
-    "defsFailOnSave": "NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.",
-    "loadingImage": "Loading image, please wait...",
-    "saveFromBrowser": "Select \"Save As...\" in your browser to save this image as a %s file.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Move selected elements to layer '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.be.js b/editor/locale/lang.be.js
index ebcb188d..be94988c 100644
--- a/editor/locale/lang.be.js
+++ b/editor/locale/lang.be.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "be",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "Захаваць",
-    "cancel": "Адмена",
-    "key_backspace": "backspace",
-    "key_del": "delete",
-    "key_down": "down",
-    "key_up": "up",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Show/hide more stroke tools",
-    "palette_info": "Націсніце для змены колеру залівання, Shift-Click змяніць обводка",
-    "zoom_level": "Змяненне маштабу",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "Змяненне колеру залівання",
-    "stroke_color": "Змяненне колеру інсульт",
-    "stroke_style": "Змяненне стылю інсульт працяжнік",
-    "stroke_width": "Змены шырыня штрых",
-    "pos_x": "Change X coordinate",
-    "pos_y": "Change Y coordinate",
-    "linecap_butt": "Linecap: Butt",
-    "linecap_round": "Linecap: Round",
-    "linecap_square": "Linecap: Square",
-    "linejoin_bevel": "Linejoin: Bevel",
-    "linejoin_miter": "Linejoin: Miter",
-    "linejoin_round": "Linejoin: Round",
-    "angle": "Змены вугла павароту",
-    "blur": "Change gaussian blur value",
-    "opacity": "Старонка абранага пункта непразрыстасці",
-    "circle_cx": "CX змене круга каардынаты",
-    "circle_cy": "Змены гуртка CY каардынаты",
-    "circle_r": "Старонка круга&#39;s радыус",
-    "ellipse_cx": "Змены эліпса CX каардынаты",
-    "ellipse_cy": "Змены эліпса CY каардынаты",
-    "ellipse_rx": "Х змяненні эліпса радыюсам",
-    "ellipse_ry": "Змены у эліпса радыюсам",
-    "line_x1": "Змены лінія пачынае каардынаты х",
-    "line_x2": "Змяненне за перыяд, скончыўся лінія каардынаты х",
-    "line_y1": "Змены лінія пачынае Y каардынаты",
-    "line_y2": "Змяненне за перыяд, скончыўся лінія Y каардынаты",
-    "rect_height": "Змены прастакутнік вышынёй",
-    "rect_width": "Змяненне шырыні прамавугольніка",
-    "corner_radius": "Змены прастакутнік Corner Radius",
-    "image_width": "Змены шырыня выявы",
-    "image_height": "Змена вышыні выявы",
-    "image_url": "Змяніць URL",
-    "node_x": "Change node's x coordinate",
-    "node_y": "Change node's y coordinate",
-    "seg_type": "Change Segment type",
-    "straight_segments": "Straight",
-    "curve_segments": "Curve",
-    "text_contents": "Змяненне зместу тэксту",
-    "font_family": "Змены Сямейства шрыфтоў",
-    "font_size": "Змяніць памер шрыфта",
-    "bold": "Тоўсты тэкст",
-    "italic": "Нахілены тэкст"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: "Change node's x coordinate",
+    node_y: "Change node's y coordinate",
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Main Menu",
-    "bkgnd_color_opac": "Змяненне колеру фону / непразрыстасць",
-    "connector_no_arrow": "No arrow",
-    "fitToContent": "Па памеры ўтрымання",
-    "fit_to_all": "Па памеру ўсе змесціва",
-    "fit_to_canvas": "Памер палатна",
-    "fit_to_layer_content": "По размеру слой ўтрымання",
-    "fit_to_sel": "Выбар памеру",
-    "align_relative_to": "Выраўнаваць па дачыненні да ...",
-    "relativeTo": "па параўнанні з:",
-    "page": "старонка",
-    "largest_object": "найбуйнейшы аб&#39;ект",
-    "selected_objects": "выбранымі аб&#39;ектамі",
-    "smallest_object": "маленькі аб&#39;ект",
-    "new_doc": "Новае выява",
-    "open_doc": "Адкрыць выява",
-    "export_img": "Export",
-    "save_doc": "Захаваць малюнак",
-    "import_doc": "Import Image",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "Лінаваць па ніжнім краю",
-    "align_center": "Лінаваць па цэнтру",
-    "align_left": "Па левым краю",
-    "align_middle": "Выраўнаваць Блізкага",
-    "align_right": "Па правым краю",
-    "align_top": "Лінаваць па верхнім краю",
-    "mode_select": "Выберыце інструмент",
-    "mode_fhpath": "Pencil Tool",
-    "mode_line": "Line Tool",
-    "mode_connect": "Connect two objects",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "Свабоднай рукі Прастакутнік",
-    "mode_ellipse": "Эліпс",
-    "mode_circle": "Круг",
-    "mode_fhellipse": "Свабоднай рукі Эліпс",
-    "mode_path": "Poly Tool",
-    "mode_shapelib": "Shape library",
-    "mode_text": "Тэкст Tool",
-    "mode_image": "Image Tool",
-    "mode_zoom": "Zoom Tool",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "NOTE: This image cannot be embedded. It will depend on this path to be displayed",
-    "undo": "Адмяніць",
-    "redo": "Паўтор",
-    "tool_source": "Змяніць зыходны",
-    "wireframe_mode": "Wireframe Mode",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "Група элементаў",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "Convert to Path",
-    "reorient_path": "Reorient path",
-    "ungroup": "Элементы Разгруппировать",
-    "docprops": "Уласцівасці дакумента",
-    "imagelib": "Image Library",
-    "move_bottom": "Перамясціць уніз",
-    "move_top": "Перамясціць угару",
-    "node_clone": "Clone Node",
-    "node_delete": "Delete Node",
-    "node_link": "Link Control Points",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "Захаваць",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Layer",
-    "layers": "Layers",
-    "del": "Выдаліць слой",
-    "move_down": "Перамясціць слой на",
-    "new": "Новы слой",
-    "rename": "Перайменаваць Слой",
-    "move_up": "Перамяшчэнне слоя да",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "Move elements to:",
-    "move_selected": "Move selected elements to a different layer"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Image Properties",
-    "doc_title": "Title",
-    "doc_dims": "Canvas Dimensions",
-    "included_images": "Included Images",
-    "image_opt_embed": "Embed data (local files)",
-    "image_opt_ref": "Use file reference",
-    "editor_prefs": "Editor Preferences",
-    "icon_size": "Icon size",
-    "language": "Language",
-    "background": "Editor Background",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Note: Background will not be saved with image.",
-    "icon_large": "Large",
-    "icon_medium": "Medium",
-    "icon_small": "Small",
-    "icon_xlarge": "Extra Large",
-    "select_predefined": "Выберыце прадвызначэньні:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Invalid value given",
-    "noContentToFitTo": "No content to fit to",
-    "dupeLayerName": "There is already a layer named that!",
-    "enterUniqueLayerName": "Please enter a unique layer name",
-    "enterNewLayerName": "Please enter the new layer name",
-    "layerHasThatName": "Layer already has that name",
-    "QmoveElemsToLayer": "Move selected elements to layer '%s'?",
-    "QwantToClear": "Do you want to clear the drawing?\nThis will also erase your undo history!",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "There were parsing errors in your SVG source.\nRevert back to original SVG source?",
-    "QignoreSourceChanges": "Ignore changes made to SVG source?",
-    "featNotSupported": "Feature not supported",
-    "enterNewImgURL": "Enter the new image URL",
-    "defsFailOnSave": "NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.",
-    "loadingImage": "Loading image, please wait...",
-    "saveFromBrowser": "Select \"Save As...\" in your browser to save this image as a %s file.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Move selected elements to layer '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.bg.js b/editor/locale/lang.bg.js
index ea5728f6..be94988c 100644
--- a/editor/locale/lang.bg.js
+++ b/editor/locale/lang.bg.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "bg",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "Спасявам",
-    "cancel": "Отказ",
-    "key_backspace": "backspace",
-    "key_del": "delete",
-    "key_down": "down",
-    "key_up": "up",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Show/hide more stroke tools",
-    "palette_info": "Кликнете, за да промени попълнете цвят, на смени, кликнете да променят цвета си удар",
-    "zoom_level": "Промяна на ниво на мащабиране",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "Промяна попълнете цвят",
-    "stroke_color": "Промяна на инсулт цвят",
-    "stroke_style": "Промяна на стила удар тире",
-    "stroke_width": "Промяна на ширината инсулт",
-    "pos_x": "Change X coordinate",
-    "pos_y": "Change Y coordinate",
-    "linecap_butt": "Linecap: Butt",
-    "linecap_round": "Linecap: Round",
-    "linecap_square": "Linecap: Square",
-    "linejoin_bevel": "Linejoin: Bevel",
-    "linejoin_miter": "Linejoin: Miter",
-    "linejoin_round": "Linejoin: Round",
-    "angle": "Промяна ъгъл на завъртане",
-    "blur": "Change gaussian blur value",
-    "opacity": "Промяна на избрания елемент непрозрачност",
-    "circle_cx": "CX Промяна кръг на координатната",
-    "circle_cy": "Промяна кръг&#39;s CY координира",
-    "circle_r": "Промяна кръг радиус",
-    "ellipse_cx": "Промяна на елипса&#39;s CX координира",
-    "ellipse_cy": "Промяна на елипса&#39;s CY координира",
-    "ellipse_rx": "Промяна на елипса&#39;s X радиус",
-    "ellipse_ry": "Промяна на елипса&#39;s Y радиус",
-    "line_x1": "Промяна на линия, започваща х координира",
-    "line_x2": "Промяна на линията приключва х координира",
-    "line_y1": "Промяна линия, започваща Y координира",
-    "line_y2": "Промяна на линията приключва Y координира",
-    "rect_height": "Промяна на правоъгълник височина",
-    "rect_width": "Промяна на правоъгълник ширина",
-    "corner_radius": "Промяна на правоъгълник Corner Radius",
-    "image_width": "Промяна на изображението ширина",
-    "image_height": "Промяна на изображението височина",
-    "image_url": "Промяна на URL",
-    "node_x": "Change node's x coordinate",
-    "node_y": "Change node's y coordinate",
-    "seg_type": "Change Segment type",
-    "straight_segments": "Straight",
-    "curve_segments": "Curve",
-    "text_contents": "Промяна на текст съдържание",
-    "font_family": "Промяна на шрифта Семейство",
-    "font_size": "Промени размера на буквите",
-    "bold": "Получер текст",
-    "italic": "Курсив текст"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: "Change node's x coordinate",
+    node_y: "Change node's y coordinate",
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Main Menu",
-    "bkgnd_color_opac": "Промяна на цвета на фона / непрозрачност",
-    "connector_no_arrow": "No arrow",
-    "fitToContent": "Fit към съдържание",
-    "fit_to_all": "Побери цялото съдържание",
-    "fit_to_canvas": "Fit на платно",
-    "fit_to_layer_content": "Fit да слой съдържание",
-    "fit_to_sel": "Fit за подбор",
-    "align_relative_to": "Привеждане в сравнение с ...",
-    "relativeTo": "в сравнение с:",
-    "page": "страница",
-    "largest_object": "най-големият обект",
-    "selected_objects": "избраните обекти",
-    "smallest_object": "най-малката обект",
-    "new_doc": "Ню Имидж",
-    "open_doc": "Отворете изображението",
-    "export_img": "Export",
-    "save_doc": "Save Image",
-    "import_doc": "Import Image",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "Привеждане Отдолу",
-    "align_center": "Подравняване в средата",
-    "align_left": "Подравняване вляво",
-    "align_middle": "Привеждане в Близкия",
-    "align_right": "Подравняване надясно",
-    "align_top": "Привеждане Топ",
-    "mode_select": "Select Tool",
-    "mode_fhpath": "Pencil Tool",
-    "mode_line": "Line Tool",
-    "mode_connect": "Connect two objects",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "Свободен Употребявани правоъгълник",
-    "mode_ellipse": "Елипса",
-    "mode_circle": "Кръгът",
-    "mode_fhellipse": "Свободен Употребявани Елипса",
-    "mode_path": "Поли Tool",
-    "mode_shapelib": "Shape library",
-    "mode_text": "Текст Оръдие",
-    "mode_image": "Image Tool",
-    "mode_zoom": "Zoom Tool",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "NOTE: This image cannot be embedded. It will depend on this path to be displayed",
-    "undo": "Отмени",
-    "redo": "Възстановяване",
-    "tool_source": "Редактиране Източник",
-    "wireframe_mode": "Wireframe Mode",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "Група Елементи",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "Convert to Path",
-    "reorient_path": "Reorient path",
-    "ungroup": "Разгрупирай Елементи",
-    "docprops": "Document Properties",
-    "imagelib": "Image Library",
-    "move_bottom": "Премести надолу",
-    "move_top": "Премести в началото",
-    "node_clone": "Clone Node",
-    "node_delete": "Delete Node",
-    "node_link": "Link Control Points",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "Спасявам",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Layer",
-    "layers": "Layers",
-    "del": "Изтриване на слой",
-    "move_down": "Move слой надолу",
-    "new": "Нов слой",
-    "rename": "Преименуване Layer",
-    "move_up": "Move Up Layer",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "Move elements to:",
-    "move_selected": "Move selected elements to a different layer"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Image Properties",
-    "doc_title": "Title",
-    "doc_dims": "Canvas Dimensions",
-    "included_images": "Included Images",
-    "image_opt_embed": "Embed data (local files)",
-    "image_opt_ref": "Use file reference",
-    "editor_prefs": "Editor Preferences",
-    "icon_size": "Icon size",
-    "language": "Language",
-    "background": "Editor Background",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Note: Background will not be saved with image.",
-    "icon_large": "Large",
-    "icon_medium": "Medium",
-    "icon_small": "Small",
-    "icon_xlarge": "Extra Large",
-    "select_predefined": "Изберете предварително:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Invalid value given",
-    "noContentToFitTo": "No content to fit to",
-    "dupeLayerName": "There is already a layer named that!",
-    "enterUniqueLayerName": "Please enter a unique layer name",
-    "enterNewLayerName": "Please enter the new layer name",
-    "layerHasThatName": "Layer already has that name",
-    "QmoveElemsToLayer": "Move selected elements to layer '%s'?",
-    "QwantToClear": "Do you want to clear the drawing?\nThis will also erase your undo history!",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "There were parsing errors in your SVG source.\nRevert back to original SVG source?",
-    "QignoreSourceChanges": "Ignore changes made to SVG source?",
-    "featNotSupported": "Feature not supported",
-    "enterNewImgURL": "Enter the new image URL",
-    "defsFailOnSave": "NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.",
-    "loadingImage": "Loading image, please wait...",
-    "saveFromBrowser": "Select \"Save As...\" in your browser to save this image as a %s file.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Move selected elements to layer '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.ca.js b/editor/locale/lang.ca.js
index 42d6ef7e..be94988c 100644
--- a/editor/locale/lang.ca.js
+++ b/editor/locale/lang.ca.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "ca",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "Salvar",
-    "cancel": "Cancel",
-    "key_backspace": "backspace",
-    "key_del": "delete",
-    "key_down": "down",
-    "key_up": "up",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Show/hide more stroke tools",
-    "palette_info": "Feu clic per canviar el color de farciment, shift-clic per canviar el color del traç",
-    "zoom_level": "Canviar el nivell de zoom",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "Canviar el color de farciment",
-    "stroke_color": "Canviar el color del traç",
-    "stroke_style": "Canviar estil de traç guió",
-    "stroke_width": "Canviar l&#39;amplada del traç",
-    "pos_x": "Change X coordinate",
-    "pos_y": "Change Y coordinate",
-    "linecap_butt": "Linecap: Butt",
-    "linecap_round": "Linecap: Round",
-    "linecap_square": "Linecap: Square",
-    "linejoin_bevel": "Linejoin: Bevel",
-    "linejoin_miter": "Linejoin: Miter",
-    "linejoin_round": "Linejoin: Round",
-    "angle": "Canviar l&#39;angle de rotació",
-    "blur": "Change gaussian blur value",
-    "opacity": "Canviar la opacitat tema seleccionat",
-    "circle_cx": "CX cercle Canvi de coordenades",
-    "circle_cy": "Cercle Canvi CY coordinar",
-    "circle_r": "Ràdio de cercle Canvi",
-    "ellipse_cx": "Canviar lipse CX coordinar",
-    "ellipse_cy": "Lipse Canvi CY coordinar",
-    "ellipse_rx": "Ràdio x lipse Canvi",
-    "ellipse_ry": "Ràdio i lipse Canvi",
-    "line_x1": "Canviar la línia de partida de la coordenada x",
-    "line_x2": "Canviar la línia d&#39;hores de coordenada x",
-    "line_y1": "Canviar la línia de partida i de coordinar",
-    "line_y2": "Canviar la línia d&#39;hores de coordenada",
-    "rect_height": "Rectangle d&#39;alçada Canvi",
-    "rect_width": "Ample rectangle Canvi",
-    "corner_radius": "Canviar Rectangle Corner Radius",
-    "image_width": "Amplada de la imatge Canvi",
-    "image_height": "Canviar l&#39;altura de la imatge",
-    "image_url": "Canviar URL",
-    "node_x": "Change node's x coordinate",
-    "node_y": "Change node's y coordinate",
-    "seg_type": "Change Segment type",
-    "straight_segments": "Straight",
-    "curve_segments": "Curve",
-    "text_contents": "Contingut del text",
-    "font_family": "Canviar la font Família",
-    "font_size": "Change Font Size",
-    "bold": "Text en negreta",
-    "italic": "Text en cursiva"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: "Change node's x coordinate",
+    node_y: "Change node's y coordinate",
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Main Menu",
-    "bkgnd_color_opac": "Color de fons / opacitat",
-    "connector_no_arrow": "No arrow",
-    "fitToContent": "Ajustar al contingut",
-    "fit_to_all": "Ajustar a tot el contingut",
-    "fit_to_canvas": "Ajustar a la lona",
-    "fit_to_layer_content": "Ajustar al contingut de la capa d&#39;",
-    "fit_to_sel": "Ajustar a la selecció",
-    "align_relative_to": "Alinear pel que fa a ...",
-    "relativeTo": "en relació amb:",
-    "page": "Pàgina",
-    "largest_object": "objecte més gran",
-    "selected_objects": "objectes escollits",
-    "smallest_object": "objecte més petit",
-    "new_doc": "Nova imatge",
-    "open_doc": "Obrir imatge",
-    "export_img": "Export",
-    "save_doc": "Guardar imatge",
-    "import_doc": "Import Image",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "Alinear baix",
-    "align_center": "Alinear al centre",
-    "align_left": "Alinear a l&#39;esquerra",
-    "align_middle": "Alinear Medi",
-    "align_right": "Alinear a la dreta",
-    "align_top": "Alinear a dalt",
-    "mode_select": "Eina de selecció",
-    "mode_fhpath": "Eina Llapis",
-    "mode_line": "L&#39;eina",
-    "mode_connect": "Connect two objects",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "Free-Hand Rectangle",
-    "mode_ellipse": "Lipse",
-    "mode_circle": "Cercle",
-    "mode_fhellipse": "Free-Hand Ellipse",
-    "mode_path": "Path Tool",
-    "mode_shapelib": "Shape library",
-    "mode_text": "Eina de text",
-    "mode_image": "Image Tool",
-    "mode_zoom": "Zoom Tool",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "NOTE: This image cannot be embedded. It will depend on this path to be displayed",
-    "undo": "Desfés",
-    "redo": "Refer",
-    "tool_source": "Font Edita",
-    "wireframe_mode": "Wireframe Mode",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "Elements de Grup de",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "Convert to Path",
-    "reorient_path": "Reorient path",
-    "ungroup": "Desagrupar elements",
-    "docprops": "Propietats del document",
-    "imagelib": "Image Library",
-    "move_bottom": "Mou al final",
-    "move_top": "Mou al principi",
-    "node_clone": "Clone Node",
-    "node_delete": "Delete Node",
-    "node_link": "Link Control Points",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "Salvar",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Layer",
-    "layers": "Layers",
-    "del": "Eliminar capa",
-    "move_down": "Mou la capa de Down",
-    "new": "Nova capa",
-    "rename": "Canvieu el nom de la capa",
-    "move_up": "Mou la capa Up",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "Move elements to:",
-    "move_selected": "Move selected elements to a different layer"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Image Properties",
-    "doc_title": "Title",
-    "doc_dims": "Canvas Dimensions",
-    "included_images": "Included Images",
-    "image_opt_embed": "Embed data (local files)",
-    "image_opt_ref": "Use file reference",
-    "editor_prefs": "Editor Preferences",
-    "icon_size": "Icon size",
-    "language": "Language",
-    "background": "Editor Background",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Note: Background will not be saved with image.",
-    "icon_large": "Large",
-    "icon_medium": "Medium",
-    "icon_small": "Small",
-    "icon_xlarge": "Extra Large",
-    "select_predefined": "Seleccioneu predefinides:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Invalid value given",
-    "noContentToFitTo": "No content to fit to",
-    "dupeLayerName": "There is already a layer named that!",
-    "enterUniqueLayerName": "Please enter a unique layer name",
-    "enterNewLayerName": "Please enter the new layer name",
-    "layerHasThatName": "Layer already has that name",
-    "QmoveElemsToLayer": "Move selected elements to layer '%s'?",
-    "QwantToClear": "Do you want to clear the drawing?\nThis will also erase your undo history!",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "There were parsing errors in your SVG source.\nRevert back to original SVG source?",
-    "QignoreSourceChanges": "Ignore changes made to SVG source?",
-    "featNotSupported": "Feature not supported",
-    "enterNewImgURL": "Enter the new image URL",
-    "defsFailOnSave": "NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.",
-    "loadingImage": "Loading image, please wait...",
-    "saveFromBrowser": "Select \"Save As...\" in your browser to save this image as a %s file.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Move selected elements to layer '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.cs.js b/editor/locale/lang.cs.js
index 20bce41d..935bce6f 100644
--- a/editor/locale/lang.cs.js
+++ b/editor/locale/lang.cs.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "cs",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "Uložit",
-    "cancel": "Storno",
-    "key_backspace": "backspace",
-    "key_del": "delete",
-    "key_down": "šipka dolů",
-    "key_up": "šipka nahoru",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Běží na"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Zobrazit/schovat více možností",
-    "palette_info": "Kliknutím změníte barvu výplně, kliknutím současně s klávesou shift změníte barvu čáry",
-    "zoom_level": "Změna přiblížení",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Změnit ID elementu",
-    "fill_color": "Změnit barvu výplně",
-    "stroke_color": "Změnit barvu čáry",
-    "stroke_style": "Změnit styl čáry",
-    "stroke_width": "Změnit šířku čáry",
-    "pos_x": "Změnit souřadnici X",
-    "pos_y": "Změnit souřadnici Y",
-    "linecap_butt": "Konec úsečky: přesný",
-    "linecap_round": "Konec úsečky: zaoblený",
-    "linecap_square": "Konec úsečky: s čtvercovým přesahem",
-    "linejoin_bevel": "Styl napojení úseček: zkosené",
-    "linejoin_miter": "Styl napojení úseček: ostré",
-    "linejoin_round": "Styl napojení úseček: oblé",
-    "angle": "Změnit úhel natočení",
-    "blur": "Změnit rozostření",
-    "opacity": "Změnit průhlednost objektů",
-    "circle_cx": "Změnit souřadnici X středu kružnice",
-    "circle_cy": "Změnit souřadnici Y středu kružnice",
-    "circle_r": "Změnit poloměr kružnice",
-    "ellipse_cx": "Změnit souřadnici X středu elipsy",
-    "ellipse_cy": "Změnit souřadnici Y středu elipsy",
-    "ellipse_rx": "Změnit poloměr X elipsy",
-    "ellipse_ry": "Změnit poloměr Y elipsy",
-    "line_x1": "Změnit počáteční souřadnici X úsečky",
-    "line_x2": "Změnit koncovou souřadnici X úsečky",
-    "line_y1": "Změnit počáteční souřadnici Y úsečky",
-    "line_y2": "Změnit koncovou souřadnici X úsečky",
-    "rect_height": "Změnit výšku obdélníku",
-    "rect_width": "Změnit šířku obdélníku",
-    "corner_radius": "Změnit zaoblení obdélníku",
-    "image_width": "Změnit šířku dokumentu",
-    "image_height": "Změnit výšku dokumentu",
-    "image_url": "Změnit adresu URL",
-    "node_x": "Změnit souřadnici X uzlu",
-    "node_y": "Změnit souřadnici Y uzlu",
-    "seg_type": "Změnit typ segmentu",
-    "straight_segments": "úsečka",
-    "curve_segments": "křivka",
-    "text_contents": "Změnit text",
-    "font_family": "Změnit font",
-    "font_size": "Změnit velikost písma",
-    "bold": "Tučně",
-    "italic": "Kurzíva"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: 'node_x',
+    node_y: 'node_y',
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Hlavní menu",
-    "bkgnd_color_opac": "Změnit barvu a průhlednost pozadí",
-    "connector_no_arrow": "Bez šipky",
-    "fitToContent": "přizpůsobit obsahu",
-    "fit_to_all": "Přizpůsobit veškerému obsahu",
-    "fit_to_canvas": "Přizpůsobit stránce",
-    "fit_to_layer_content": "Přizpůsobit obsahu vrstvy",
-    "fit_to_sel": "Přizpůsobit výběru",
-    "align_relative_to": "Zarovnat relativně",
-    "relativeTo": "relatativně k:",
-    "page": "stránce",
-    "largest_object": "největšímu objektu",
-    "selected_objects": "zvoleným objektům",
-    "smallest_object": "nejmenšímu objektu",
-    "new_doc": "Nový dokument",
-    "open_doc": "Otevřít dokument",
-    "export_img": "Export",
-    "save_doc": "Uložit dokument",
-    "import_doc": "Importovat SVG",
-    "align_to_page": "Zarovnat element na stránku",
-    "align_bottom": "Zarovnat dolů",
-    "align_center": "Zarovnat nastřed",
-    "align_left": "Zarovnat doleva",
-    "align_middle": "Zarovnat nastřed",
-    "align_right": "Zarovnat doprava",
-    "align_top": "Zarovnat nahoru",
-    "mode_select": "Výběr a transformace objektů",
-    "mode_fhpath": "Kresba od ruky",
-    "mode_line": "Úsečka",
-    "mode_connect": "Spojit dva objekty",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "Obdélník volnou rukou",
-    "mode_ellipse": "Elipsa",
-    "mode_circle": "Kružnice",
-    "mode_fhellipse": "Elipsa volnou rukou",
-    "mode_path": "Křivka",
-    "mode_shapelib": "Shape library",
-    "mode_text": "Text",
-    "mode_image": "Obrázek",
-    "mode_zoom": "Přiblížení",
-    "mode_eyedropper": "Kapátko",
-    "no_embed": "POZOR: Obrázek nelze uložit s dokumentem. Bude zobrazován z adresáře, kde se nyní nachází.",
-    "undo": "Zpět",
-    "redo": "Znovu",
-    "tool_source": "Upravovat SVG kód",
-    "wireframe_mode": "Zobrazit jen kostru",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "Seskupit objekty",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "Objekt na křivku",
-    "reorient_path": "Změna orientace křivky",
-    "ungroup": "Zrušit seskupení",
-    "docprops": "Vlastnosti dokumentu",
-    "imagelib": "Image Library",
-    "move_bottom": "Vrstvu úplně dospodu",
-    "move_top": "Vrstvu úplně nahoru",
-    "node_clone": "Vložit nový uzel",
-    "node_delete": "Ostranit uzel",
-    "node_link": "Provázat ovládací body uzlu",
-    "add_subpath": "Přidat další součást křivky",
-    "openclose_path": "Otevřít/zavřít součást křivky",
-    "source_save": "Uložit",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Vrstva",
-    "layers": "Layers",
-    "del": "Odstranit vrstvu",
-    "move_down": "Přesunout vrstvu níž",
-    "new": "Přidat vrstvu",
-    "rename": "Přejmenovat vrstvu",
-    "move_up": "Přesunout vrstvu výš",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "Přesunout objekty do:",
-    "move_selected": "Přesunout objekty do jiné vrstvy"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Vlastnosti dokumentu",
-    "doc_title": "Název",
-    "doc_dims": "Vlastní velikost",
-    "included_images": "Vložené obrázky",
-    "image_opt_embed": "Vkládat do dokumentu",
-    "image_opt_ref": "Jen odkazem",
-    "editor_prefs": "Nastavení editoru",
-    "icon_size": "Velikost ikon",
-    "language": "Jazyk",
-    "background": "Obrázek v pozadí editoru",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Pozor: obrázek v pozadí nebude uložen jako součást dokumentu.",
-    "icon_large": "velké",
-    "icon_medium": "střední",
-    "icon_small": "malé",
-    "icon_xlarge": "největší",
-    "select_predefined": "vybrat předdefinovaný:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Nevhodná hodnota",
-    "noContentToFitTo": "Vyberte oblast pro přizpůsobení",
-    "dupeLayerName": "Taková vrstva už bohužel existuje",
-    "enterUniqueLayerName": "Zadejte prosím jedinečné jméno pro vrstvu",
-    "enterNewLayerName": "Zadejte prosím jméno pro novou vrstvu",
-    "layerHasThatName": "Vrstva už se tak jmenuje",
-    "QmoveElemsToLayer": "Opravdu chcete přesunout vybrané objekty do vrstvy '%s'?",
-    "QwantToClear": "Opravdu chcete smazat současný dokument?\nHistorie změn bude také smazána.",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "Chyba v parsování zdrojového kódu SVG.\nChcete se vrátit k původnímu?",
-    "QignoreSourceChanges": "Opravdu chcete stornovat změny provedené v SVG kódu?",
-    "featNotSupported": "Tato vlastnost ještě není k dispozici",
-    "enterNewImgURL": "Vložte adresu URL, na které se nachází vkládaný obrázek",
-    "defsFailOnSave": "POZOR: Kvůli nedokonalosti Vašeho prohlížeče se mohou některé části dokumentu špatně vykreslovat (mohou chybět barevné přechody nebo některé objekty). Po uložení dokumentu by se ale vše mělo zobrazovat správně.",
-    "loadingImage": "Nahrávám obrázek ...",
-    "saveFromBrowser": "Použijte nabídku \"Uložit stránku jako ...\" ve Vašem prohlížeči pro uložení dokumentu do souboru %s.",
-    "noteTheseIssues": "Mohou se vyskytnout následující problémy: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Opravdu chcete přesunout vybrané objekty do vrstvy '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.cy.js b/editor/locale/lang.cy.js
index 5840123a..be94988c 100644
--- a/editor/locale/lang.cy.js
+++ b/editor/locale/lang.cy.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "cy",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "Cadw",
-    "cancel": "Canslo",
-    "key_backspace": "backspace",
-    "key_del": "delete",
-    "key_down": "down",
-    "key_up": "up",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Show/hide more stroke tools",
-    "palette_info": "Cliciwch yma i lenwi newid lliw, sifft-cliciwch i newid lliw strôc",
-    "zoom_level": "Newid lefel chwyddo",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "Newid lliw llenwi",
-    "stroke_color": "Newid lliw strôc",
-    "stroke_style": "Newid arddull strôc diferyn",
-    "stroke_width": "Lled strôc Newid",
-    "pos_x": "Change X coordinate",
-    "pos_y": "Change Y coordinate",
-    "linecap_butt": "Linecap: Butt",
-    "linecap_round": "Linecap: Round",
-    "linecap_square": "Linecap: Square",
-    "linejoin_bevel": "Linejoin: Bevel",
-    "linejoin_miter": "Linejoin: Miter",
-    "linejoin_round": "Linejoin: Round",
-    "angle": "Ongl cylchdro Newid",
-    "blur": "Change gaussian blur value",
-    "opacity": "Newid dewis Didreiddiad eitem",
-    "circle_cx": "CX Newid cylch yn cydlynu",
-    "circle_cy": "Newid cylch&#39;s cy gydgysylltu",
-    "circle_r": "Newid radiws cylch yn",
-    "ellipse_cx": "Newid Ellipse yn CX gydgysylltu",
-    "ellipse_cy": "Newid Ellipse yn cydlynu cy",
-    "ellipse_rx": "Radiws Newid Ellipse&#39;s x",
-    "ellipse_ry": "Radiws Newid Ellipse yn y",
-    "line_x1": "Newid llinell yn cychwyn x gydgysylltu",
-    "line_x2": "Newid llinell yn diweddu x gydgysylltu",
-    "line_y1": "Newid llinell ar y cychwyn yn cydlynu",
-    "line_y2": "Newid llinell yn dod i ben y gydgysylltu",
-    "rect_height": "Uchder petryal Newid",
-    "rect_width": "Lled petryal Newid",
-    "corner_radius": "Newid Hirsgwâr Corner Radiws",
-    "image_width": "Lled delwedd Newid",
-    "image_height": "Uchder delwedd Newid",
-    "image_url": "Newid URL",
-    "node_x": "Change node's x coordinate",
-    "node_y": "Change node's y coordinate",
-    "seg_type": "Change Segment type",
-    "straight_segments": "Straight",
-    "curve_segments": "Curve",
-    "text_contents": "Cynnwys testun Newid",
-    "font_family": "Newid Font Teulu",
-    "font_size": "Newid Maint Ffont",
-    "bold": "Testun Bras",
-    "italic": "Italig Testun"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: "Change node's x coordinate",
+    node_y: "Change node's y coordinate",
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Main Menu",
-    "bkgnd_color_opac": "Newid lliw cefndir / Didreiddiad",
-    "connector_no_arrow": "No arrow",
-    "fitToContent": "Ffit i Cynnwys",
-    "fit_to_all": "Yn addas i bawb content",
-    "fit_to_canvas": "Ffit i ofyn",
-    "fit_to_layer_content": "Ffit cynnwys haen i",
-    "fit_to_sel": "Yn addas at ddewis",
-    "align_relative_to": "Alinio perthynas i ...",
-    "relativeTo": "cymharol i:",
-    "page": "tudalen",
-    "largest_object": "gwrthrych mwyaf",
-    "selected_objects": "gwrthrychau etholedig",
-    "smallest_object": "lleiaf gwrthrych",
-    "new_doc": "Newydd Delwedd",
-    "open_doc": "Delwedd Agored",
-    "export_img": "Export",
-    "save_doc": "Cadw Delwedd",
-    "import_doc": "Import Image",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "Alinio Gwaelod",
-    "align_center": "Alinio Center",
-    "align_left": "Alinio Chwith",
-    "align_middle": "Alinio Canol",
-    "align_right": "Alinio Hawl",
-    "align_top": "Alinio Top",
-    "mode_select": "Dewiswch Offer",
-    "mode_fhpath": "Teclyn pensil",
-    "mode_line": "Llinell Offer",
-    "mode_connect": "Connect two objects",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "Hand rhad ac am ddim Hirsgwâr",
-    "mode_ellipse": "Ellipse",
-    "mode_circle": "Cylch",
-    "mode_fhellipse": "Rhad ac am ddim Hand Ellipse",
-    "mode_path": "Offer poly",
-    "mode_shapelib": "Shape library",
-    "mode_text": "Testun Offer",
-    "mode_image": "Offer Delwedd",
-    "mode_zoom": "Offer Chwyddo",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "NOTE: This image cannot be embedded. It will depend on this path to be displayed",
-    "undo": "Dadwneud",
-    "redo": "Ail-wneud",
-    "tool_source": "Golygu Ffynhonnell",
-    "wireframe_mode": "Wireframe Mode",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "Elfennau Grŵp",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "Convert to Path",
-    "reorient_path": "Reorient path",
-    "ungroup": "Elfennau Ungroup",
-    "docprops": "Document Eiddo",
-    "imagelib": "Image Library",
-    "move_bottom": "Symud i&#39;r Gwaelod",
-    "move_top": "Symud i&#39;r Top",
-    "node_clone": "Clone Node",
-    "node_delete": "Delete Node",
-    "node_link": "Link Control Points",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "Cadw",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Layer",
-    "layers": "Layers",
-    "del": "Dileu Haen",
-    "move_down": "Symud Haen i Lawr",
-    "new": "Haen Newydd",
-    "rename": "Ail-enwi Haen",
-    "move_up": "Symud Haen Up",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "Move elements to:",
-    "move_selected": "Move selected elements to a different layer"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Image Properties",
-    "doc_title": "Title",
-    "doc_dims": "Canvas Dimensions",
-    "included_images": "Included Images",
-    "image_opt_embed": "Embed data (local files)",
-    "image_opt_ref": "Use file reference",
-    "editor_prefs": "Editor Preferences",
-    "icon_size": "Icon size",
-    "language": "Language",
-    "background": "Editor Background",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Note: Background will not be saved with image.",
-    "icon_large": "Large",
-    "icon_medium": "Medium",
-    "icon_small": "Small",
-    "icon_xlarge": "Extra Large",
-    "select_predefined": "Rhagosodol Dewis:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Invalid value given",
-    "noContentToFitTo": "No content to fit to",
-    "dupeLayerName": "There is already a layer named that!",
-    "enterUniqueLayerName": "Please enter a unique layer name",
-    "enterNewLayerName": "Please enter the new layer name",
-    "layerHasThatName": "Layer already has that name",
-    "QmoveElemsToLayer": "Move selected elements to layer '%s'?",
-    "QwantToClear": "Do you want to clear the drawing?\nThis will also erase your undo history!",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "There were parsing errors in your SVG source.\nRevert back to original SVG source?",
-    "QignoreSourceChanges": "Ignore changes made to SVG source?",
-    "featNotSupported": "Feature not supported",
-    "enterNewImgURL": "Enter the new image URL",
-    "defsFailOnSave": "NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.",
-    "loadingImage": "Loading image, please wait...",
-    "saveFromBrowser": "Select \"Save As...\" in your browser to save this image as a %s file.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Move selected elements to layer '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.da.js b/editor/locale/lang.da.js
index a191d6df..be94988c 100644
--- a/editor/locale/lang.da.js
+++ b/editor/locale/lang.da.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "da",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "Gemme",
-    "cancel": "Annuller",
-    "key_backspace": "backspace",
-    "key_del": "delete",
-    "key_down": "down",
-    "key_up": "up",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Show/hide more stroke tools",
-    "palette_info": "Klik for at ændre fyldfarve, shift-klik for at ændre stregfarve",
-    "zoom_level": "Skift zoomniveau",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "Skift fyldfarve",
-    "stroke_color": "Skift stregfarve",
-    "stroke_style": "Skift slagtilfælde Dash stil",
-    "stroke_width": "Skift slagtilfælde bredde",
-    "pos_x": "Change X coordinate",
-    "pos_y": "Change Y coordinate",
-    "linecap_butt": "Linecap: Butt",
-    "linecap_round": "Linecap: Round",
-    "linecap_square": "Linecap: Square",
-    "linejoin_bevel": "Linejoin: Bevel",
-    "linejoin_miter": "Linejoin: Miter",
-    "linejoin_round": "Linejoin: Round",
-    "angle": "Skift rotationsvinkel",
-    "blur": "Change gaussian blur value",
-    "opacity": "Skift valgte element opacitet",
-    "circle_cx": "Skift cirklens cx koordinere",
-    "circle_cy": "Skift cirklens cy koordinere",
-    "circle_r": "Skift cirklens radius",
-    "ellipse_cx": "Skift ellipse&#39;s cx koordinere",
-    "ellipse_cy": "Skift ellipse&#39;s cy koordinere",
-    "ellipse_rx": "Skift ellipse&#39;s x radius",
-    "ellipse_ry": "Skift ellipse&#39;s y radius",
-    "line_x1": "Skift linie&#39;s start x-koordinat",
-    "line_x2": "Skift Line&#39;s slutter x-koordinat",
-    "line_y1": "Skift linjens start y-koordinat",
-    "line_y2": "Skift Line&#39;s slutter y-koordinat",
-    "rect_height": "Skift rektangel højde",
-    "rect_width": "Skift rektanglets bredde",
-    "corner_radius": "Skift Rektangel Corner Radius",
-    "image_width": "Skift billede bredde",
-    "image_height": "Skift billede højde",
-    "image_url": "Skift webadresse",
-    "node_x": "Change node's x coordinate",
-    "node_y": "Change node's y coordinate",
-    "seg_type": "Change Segment type",
-    "straight_segments": "Straight",
-    "curve_segments": "Curve",
-    "text_contents": "Skift tekst indhold",
-    "font_family": "Skift Font Family",
-    "font_size": "Skift skriftstørrelse",
-    "bold": "Fed tekst",
-    "italic": "Italic Text"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: "Change node's x coordinate",
+    node_y: "Change node's y coordinate",
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Main Menu",
-    "bkgnd_color_opac": "Skift baggrundsfarve / uigennemsigtighed",
-    "connector_no_arrow": "No arrow",
-    "fitToContent": "Tilpas til indhold",
-    "fit_to_all": "Passer til alt indhold",
-    "fit_to_canvas": "Tilpas til lærred",
-    "fit_to_layer_content": "Tilpas til lag indhold",
-    "fit_to_sel": "Tilpas til udvælgelse",
-    "align_relative_to": "Juster i forhold til ...",
-    "relativeTo": "i forhold til:",
-    "page": "side",
-    "largest_object": "største objekt",
-    "selected_objects": "valgte objekter",
-    "smallest_object": "mindste objekt",
-    "new_doc": "Nyt billede",
-    "open_doc": "Open SVG",
-    "export_img": "Export",
-    "save_doc": "Gem billede",
-    "import_doc": "Import Image",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "Juster Bottom",
-    "align_center": "Centrer",
-    "align_left": "Venstrejusteret",
-    "align_middle": "Juster Mellemøsten",
-    "align_right": "Højrejusteret",
-    "align_top": "Juster Top",
-    "mode_select": "Select Tool",
-    "mode_fhpath": "Pencil Tool",
-    "mode_line": "Line Tool",
-    "mode_connect": "Connect two objects",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "Free-Hand Rektangel",
-    "mode_ellipse": "Ellipse",
-    "mode_circle": "Cirkel",
-    "mode_fhellipse": "Free-Hand Ellipse",
-    "mode_path": "Path Tool",
-    "mode_shapelib": "Shape library",
-    "mode_text": "Tekstværktøj",
-    "mode_image": "Image Tool",
-    "mode_zoom": "Zoom Tool",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "NOTE: This image cannot be embedded. It will depend on this path to be displayed",
-    "undo": "Fortryd",
-    "redo": "Redo",
-    "tool_source": "Edit Source",
-    "wireframe_mode": "Wireframe Mode",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "Gruppe Elements",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "Convert to Path",
-    "reorient_path": "Reorient path",
-    "ungroup": "Opdel Elements",
-    "docprops": "Document Properties",
-    "imagelib": "Image Library",
-    "move_bottom": "Flyt til bund",
-    "move_top": "Flyt til toppen",
-    "node_clone": "Clone Node",
-    "node_delete": "Delete Node",
-    "node_link": "Link Control Points",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "Gemme",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Layer",
-    "layers": "Layers",
-    "del": "Slet Layer",
-    "move_down": "Flyt lag ned",
-    "new": "New Layer",
-    "rename": "Omdøb Layer",
-    "move_up": "Flyt Layer Up",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "Move elements to:",
-    "move_selected": "Move selected elements to a different layer"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Image Properties",
-    "doc_title": "Title",
-    "doc_dims": "Canvas Dimensions",
-    "included_images": "Included Images",
-    "image_opt_embed": "Embed data (local files)",
-    "image_opt_ref": "Use file reference",
-    "editor_prefs": "Editor Preferences",
-    "icon_size": "Icon size",
-    "language": "Language",
-    "background": "Editor Background",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Note: Background will not be saved with image.",
-    "icon_large": "Large",
-    "icon_medium": "Medium",
-    "icon_small": "Small",
-    "icon_xlarge": "Extra Large",
-    "select_predefined": "Vælg foruddefinerede:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Invalid value given",
-    "noContentToFitTo": "No content to fit to",
-    "dupeLayerName": "There is already a layer named that!",
-    "enterUniqueLayerName": "Please enter a unique layer name",
-    "enterNewLayerName": "Please enter the new layer name",
-    "layerHasThatName": "Layer already has that name",
-    "QmoveElemsToLayer": "Move selected elements to layer '%s'?",
-    "QwantToClear": "Do you want to clear the drawing?\nThis will also erase your undo history!",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "There were parsing errors in your SVG source.\nRevert back to original SVG source?",
-    "QignoreSourceChanges": "Ignore changes made to SVG source?",
-    "featNotSupported": "Feature not supported",
-    "enterNewImgURL": "Enter the new image URL",
-    "defsFailOnSave": "NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.",
-    "loadingImage": "Loading image, please wait...",
-    "saveFromBrowser": "Select \"Save As...\" in your browser to save this image as a %s file.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Move selected elements to layer '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.de.js b/editor/locale/lang.de.js
index f06ecede..9e7f3193 100644
--- a/editor/locale/lang.de.js
+++ b/editor/locale/lang.de.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "de",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "OK",
-    "cancel": "Abbrechen",
-    "key_backspace": "Rücktaste",
-    "key_del": "Löschen",
-    "key_down": "nach unten",
-    "key_up": "nach oben",
-    "more_opts": "Mehr Optionen",
-    "url": "URL",
-    "width": "Breite",
-    "height": "Höhe"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Zeige/Verberge weitere Linien-Werkzeuge",
-    "palette_info": "Klick zum Ändern der Füllfarbe, Shift-Klick zum Ändern der Linienfarbe",
-    "zoom_level": "vergrößern",
-    "panel_drag": "Nach links/rechts ziehen, um die Größe vom Seitenpanel zu ändern"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Element identifizieren",
-    "fill_color": "Füllfarbe ändern",
-    "stroke_color": "Linienfarbe ändern",
-    "stroke_style": "Linienstil ändern",
-    "stroke_width": "Linienbreite ändern",
-    "pos_x": "Ändere die X-Koordinate",
-    "pos_y": "Ändere die Y-Koordinate",
-    "linecap_butt": "Form der Linienendung: Stumpf",
-    "linecap_round": "Form der Linienendung: Rund",
-    "linecap_square": "Form der Linienendung: Rechteckig",
-    "linejoin_bevel": "Zusammentreffen von zwei Linien: abgeschrägte Kante",
-    "linejoin_miter": "Zusammentreffen von zwei Linien: Gehrung",
-    "linejoin_round": "Zusammentreffen von zwei Linien: Rund",
-    "angle": "Drehwinkel ändern",
-    "blur": "Ändere Wert des Gaußschen Weichzeichners",
-    "opacity": "Opazität des ausgewählten Objekts ändern",
-    "circle_cx": "Kreiszentrum (cx) ändern",
-    "circle_cy": "Kreiszentrum (cy) ändern",
-    "circle_r": "Kreisradius (r) ändern",
-    "ellipse_cx": "Ellipsenzentrum (cx) ändern",
-    "ellipse_cy": "Ellipsenzentrum (cy) ändern",
-    "ellipse_rx": "Ellipsenradius (x) ändern",
-    "ellipse_ry": "Ellipsenradius (y) ändern",
-    "line_x1": "X-Koordinate des Linienanfangs ändern",
-    "line_x2": "X-Koordinate des Linienendes ändern",
-    "line_y1": "Y-Koordinate des Linienanfangs ändern",
-    "line_y2": "Y-Koordinate des Linienendes ändern",
-    "rect_height": "Höhe des Rechtecks ändern",
-    "rect_width": "Breite des Rechtecks ändern",
-    "corner_radius": "Eckenradius des Rechtecks ändern",
-    "image_width": "Bildbreite ändern",
-    "image_height": "Bildhöhe ändern",
-    "image_url": "URL ändern",
-    "node_x": "Ändere die X-Koordinate des Knoten",
-    "node_y": "Ändere die Y-Koordinate des Knoten",
-    "seg_type": "Ändere den Typ des Segments",
-    "straight_segments": "Gerade",
-    "curve_segments": "Kurve",
-    "text_contents": "Textinhalt erstellen und bearbeiten",
-    "font_family": "Schriftart wählen",
-    "font_size": "Schriftgröße einstellen",
-    "bold": "Fetter Text",
-    "italic": "Kursiver Text"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: 'node_x',
+    node_y: 'node_y',
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Hauptmenü",
-    "bkgnd_color_opac": "Hintergrundfarbe ändern / Opazität",
-    "connector_no_arrow": "Kein Pfeil",
-    "fitToContent": "An den Inhalt anpassen",
-    "fit_to_all": "An gesamten Inhalt anpassen",
-    "fit_to_canvas": "An die Zeichenfläche anpassen",
-    "fit_to_layer_content": "An Inhalt der Ebene anpassen",
-    "fit_to_sel": "An die Auswahl anpassen",
-    "align_relative_to": "Relativ zu einem anderem Objekt ausrichten …",
-    "relativeTo": "im Vergleich zu:",
-    "page": "Seite",
-    "largest_object": "größtes Objekt",
-    "selected_objects": "gewählte Objekte",
-    "smallest_object": "kleinstes Objekt",
-    "new_doc": "Neues Bild",
-    "open_doc": "Bild öffnen",
-    "export_img": "Export",
-    "save_doc": "Bild speichern",
-    "import_doc": "Importiere SVG",
-    "align_to_page": "Element an Seite ausrichten",
-    "align_bottom": "Unten ausrichten",
-    "align_center": "Zentriert ausrichten",
-    "align_left": "Linksbündig ausrichten",
-    "align_middle": "In der Mitte ausrichten",
-    "align_right": "Rechtsbündig ausrichten",
-    "align_top": "Oben ausrichten",
-    "mode_select": "Objekte auswählen und verändern",
-    "mode_fhpath": "Freihandlinien zeichnen",
-    "mode_line": "Linien zeichnen",
-    "mode_connect": "Verbinde zwei Objekte",
-    "mode_rect": "Rechteck-Werkzeug",
-    "mode_square": "Quadrat-Werkzeug",
-    "mode_fhrect": "Freihand-Rechteck",
-    "mode_ellipse": "Ellipse",
-    "mode_circle": "Kreis",
-    "mode_fhellipse": "Freihand-Ellipse",
-    "mode_path": "Pfad zeichnen",
-    "mode_shapelib": "Form-Bibliothek",
-    "mode_text": "Text erstellen und bearbeiten",
-    "mode_image": "Bild einfügen",
-    "mode_zoom": "Zoomfaktor vergrößern oder verringern",
-    "mode_eyedropper": "Eye Dropper Werkzeug",
-    "no_embed": "Hinweis: Dieses Bild kann nicht eingebettet werden. Eine Anzeige hängt von diesem Pfad ab.",
-    "undo": "Rückgängig",
-    "redo": "Wiederherstellen",
-    "tool_source": "Quellcode bearbeiten",
-    "wireframe_mode": "Drahtmodell-Modus",
-    "toggle_grid": "Zeige/Verstecke Gitternetz",
-    "clone": "Element(e) klonen",
-    "del": "Element(e) löschen",
-    "group_elements": "Element(e) gruppieren",
-    "make_link": "Link erstellen",
-    "set_link_url": "Link setzen (leer lassen zum Entfernen)",
-    "to_path": "Gewähltes Objekt in einen Pfad konvertieren",
-    "reorient_path": "Neuausrichtung des Pfades",
-    "ungroup": "Gruppierung aufheben",
-    "docprops": "Dokument-Eigenschaften",
-    "imagelib": "Bilder-Bibliothek",
-    "move_bottom": "Die gewählten Objekte nach ganz unten verschieben",
-    "move_top": "Die gewählten Objekte nach ganz oben verschieben",
-    "node_clone": "Klone den Knoten",
-    "node_delete": "Lösche den Knoten",
-    "node_link": "Gekoppelte oder separate Kontrollpunkte für die Bearbeitung des Pfades",
-    "add_subpath": "Teilpfad hinzufügen",
-    "openclose_path": "Öffne/Verbinde Unterpfad",
-    "source_save": "Änderungen akzeptieren",
-    "cut": "Ausschneiden",
-    "copy": "Kopieren",
-    "paste": "Einfügen",
-    "paste_in_place": "Bei Originalposition einfügen",
-    "delete": "Löschen",
-    "group": "Gruppieren",
-    "move_front": "Nach ganz oben verschieben",
-    "move_up": "Hochschieben",
-    "move_down": "Herunterschieben",
-    "move_back": "Nach ganz unten verschieben"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Ebene",
-    "layers": "Ebenen",
-    "del": "Ebene löschen",
-    "move_down": "Ebene nach unten verschieben",
-    "new": "Neue Ebene",
-    "rename": "Ebene umbenennen",
-    "move_up": "Ebene nach oben verschieben",
-    "dupe": "Ebene duplizieren",
-    "merge_down": "Nach unten zusammenführen",
-    "merge_all": "Alle zusammenführen",
-    "move_elems_to": "Verschiebe ausgewählte Objekte:",
-    "move_selected": "Verschiebe ausgewählte Objekte auf eine andere Ebene"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Bildeigenschaften",
-    "doc_title": "Titel",
-    "doc_dims": "Dimension der Zeichenfläche",
-    "included_images": "Eingefügte Bilder",
-    "image_opt_embed": "Daten einbetten (lokale Dateien)",
-    "image_opt_ref": "Benutze die Dateireferenz",
-    "editor_prefs": "Editor-Einstellungen",
-    "icon_size": "Symbol-Abmessungen",
-    "language": "Sprache",
-    "background": "Editor-Hintergrund",
-    "editor_img_url": "Bild-URL",
-    "editor_bg_note": "Anmerkung: Der Hintergrund wird mit dem Bild nicht gespeichert.",
-    "icon_large": "Groß",
-    "icon_medium": "Mittel",
-    "icon_small": "Klein",
-    "icon_xlarge": "Sehr Groß",
-    "select_predefined": "Auswahl einer vordefinierten:",
-    "units_and_rulers": "Einheiten und Lineale",
-    "show_rulers": "Zeige Lineale",
-    "base_unit": "Basiseinheit:",
-    "grid": "Gitternetz",
-    "snapping_onoff": "Einrasten an/aus",
-    "snapping_stepsize": "Einrastabstand:",
-    "grid_color": "Gitterfarbe"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Standard",
-    "object": "Objekte",
-    "symbol": "Symbole",
-    "arrow": "Pfeile",
-    "flowchart": "Flussdiagramme",
-    "animal": "Tiere",
-    "game": "Spielkarten und Schach",
-    "dialog_balloon": "Sprechblasen",
-    "electronics": "Elektronik",
-    "math": "Mathematik",
-    "music": "Musik",
-    "misc": "Sonstige",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Wähle eine Bild-Bibliothek aus",
-    "show_list": "Zeige Bibliotheksliste",
-    "import_single": "Einzelnes importieren",
-    "import_multi": "Mehrere importieren",
-    "open": "Als neues Dokument öffnen"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Fehlerhafter Wert",
-    "noContentToFitTo": "Kein Inhalt anzupassen",
-    "dupeLayerName": "Eine Ebene hat bereits diesen Namen",
-    "enterUniqueLayerName": "Verwenden Sie einen eindeutigen Namen für die Ebene",
-    "enterNewLayerName": "Geben Sie bitte einen neuen Namen für die Ebene ein",
-    "layerHasThatName": "Eine Ebene hat bereits diesen Namen",
-    "QmoveElemsToLayer": "Verschiebe ausgewählte Objekte in die Ebene '%s'?",
-    "QwantToClear": "Möchten Sie die Zeichnung löschen?\nDadurch wird auch die Rückgängig-Funktion zurückgesetzt!",
-    "QwantToOpen": "Möchten Sie eine neue Datei öffnen?\nDadurch wird auch die Rückgängig-Funktion zurückgesetzt!",
-    "QerrorsRevertToSource": "Es gibt Parser-Fehler in der SVG-Quelle.\nDie Original-SVG wiederherstellen?",
-    "QignoreSourceChanges": "Sollen die Änderungen an der SVG-Quelle ignoriert werden?",
-    "featNotSupported": "Diese Eigenschaft wird nicht unterstützt",
-    "enterNewImgURL": "Geben Sie die URL für das neue Bild an",
-    "defsFailOnSave": "Hinweis: Aufgrund eines Fehlers in Ihrem Browser kann dieses Bild falsch angezeigt werden (fehlende Gradienten oder Elemente). Es wird jedoch richtig angezeigt, sobald es gespeichert wird.",
-    "loadingImage": "Bild wird geladen, bitte warten ...",
-    "saveFromBrowser": "Wählen Sie \"Speichern unter ...\" in Ihrem Browser, um das Bild als Datei %s zu speichern.",
-    "noteTheseIssues": "Beachten Sie außerdem die folgenden Probleme: ",
-    "unsavedChanges": "Es sind nicht-gespeicherte Änderungen vorhanden.",
-    "enterNewLinkURL": "Geben Sie die neue URL ein",
-    "errorLoadingSVG": "Fehler: Kann SVG-Daten nicht laden",
-    "URLloadFail": "Kann von dieser URL nicht laden",
-    "retrieving": "Empfange \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Verschiebe ausgewählte Objekte in die Ebene '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "Standardmäßig kann SVG-Edit Ihre Editor-Einstellungen " +
-    "und die SVG-Inhalte lokal auf Ihrem Gerät abspeichern. So brauchen Sie " +
-    "nicht jedes Mal die SVG neu laden. Falls Sie aus Datenschutzgründen " +
-    "dies nicht wollen, " +
-    "können Sie die Standardeinstellung im Folgenden ändern.",
-    storagePrefsAndContent: "Editor-Einstellungen und SVG-Inhalt lokal speichern",
-    storagePrefsOnly: "Nur Editor-Einstellungen lokal speichern",
-    storagePrefs: "Editor-Einstellungen lokal speichern",
-    storageNoPrefsOrContent: "Meine Editor-Einstellungen und die SVG-Inhalte nicht lokal speichern",
-    storageNoPrefs: "Meine Editor-Einstellungen nicht lokal speichern",
-    rememberLabel: "Auswahl merken?",
-    rememberTooltip: "Wenn Sie die Einstellungen nicht speichern, wird sich die URL ändern, damit sie nicht noch einmal gefragt werden."
+    message: 'Standardmäßig kann SVG-Edit Ihre Editor-Einstellungen ' +
+    'und die SVG-Inhalte lokal auf Ihrem Gerät abspeichern. So brauchen Sie ' +
+    'nicht jedes Mal die SVG neu laden. Falls Sie aus Datenschutzgründen ' +
+    'dies nicht wollen, ' +
+    'können Sie die Standardeinstellung im Folgenden ändern.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.el.js b/editor/locale/lang.el.js
index 1be93ba5..be94988c 100644
--- a/editor/locale/lang.el.js
+++ b/editor/locale/lang.el.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "el",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "Αποθηκεύω",
-    "cancel": "Άκυρο",
-    "key_backspace": "backspace",
-    "key_del": "delete",
-    "key_down": "down",
-    "key_up": "up",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Show/hide more stroke tools",
-    "palette_info": "Κάντε κλικ για να συμπληρώσετε την αλλαγή χρώματος, στροφή κλικ για να αλλάξετε το χρώμα εγκεφαλικό",
-    "zoom_level": "Αλλαγή επίπεδο μεγέθυνσης",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "Αλλαγή συμπληρώστε χρώμα",
-    "stroke_color": "Αλλαγή χρώματος εγκεφαλικό",
-    "stroke_style": "Αλλαγή στυλ παύλα εγκεφαλικό",
-    "stroke_width": "Αλλαγή πλάτος γραμμής",
-    "pos_x": "Change X coordinate",
-    "pos_y": "Change Y coordinate",
-    "linecap_butt": "Linecap: Butt",
-    "linecap_round": "Linecap: Round",
-    "linecap_square": "Linecap: Square",
-    "linejoin_bevel": "Linejoin: Bevel",
-    "linejoin_miter": "Linejoin: Miter",
-    "linejoin_round": "Linejoin: Round",
-    "angle": "Αλλαγή γωνία περιστροφής",
-    "blur": "Change gaussian blur value",
-    "opacity": "Αλλαγή αδιαφάνεια επιλεγμένο σημείο",
-    "circle_cx": "Cx Αλλαγή κύκλου συντονίζουν",
-    "circle_cy": "Αλλαγή κύκλου cy συντονίζουν",
-    "circle_r": "Αλλαγή ακτίνα κύκλου",
-    "ellipse_cx": "Αλλαγή ellipse του CX συντονίζουν",
-    "ellipse_cy": "Αλλαγή ellipse του cy συντονίζουν",
-    "ellipse_rx": "X ακτίνα Αλλαγή ellipse του",
-    "ellipse_ry": "Y ακτίνα Αλλαγή ellipse του",
-    "line_x1": "Αλλαγή γραμμής εκκίνησης x συντονίζουν",
-    "line_x2": "Αλλαγή γραμμής λήγει x συντονίζουν",
-    "line_y1": "Αλλαγή γραμμής εκκίνησης y συντονίζουν",
-    "line_y2": "Αλλαγή γραμμής λήγει y συντονίζουν",
-    "rect_height": "Αλλαγή ύψος ορθογωνίου",
-    "rect_width": "Αλλαγή πλάτους ορθογώνιο",
-    "corner_radius": "Αλλαγή ορθογώνιο Corner Radius",
-    "image_width": "Αλλαγή πλάτος εικόνας",
-    "image_height": "Αλλαγή ύψος εικόνας",
-    "image_url": "Αλλαγή URL",
-    "node_x": "Change node's x coordinate",
-    "node_y": "Change node's y coordinate",
-    "seg_type": "Change Segment type",
-    "straight_segments": "Straight",
-    "curve_segments": "Curve",
-    "text_contents": "Αλλαγή περιεχόμενο κειμένου",
-    "font_family": "Αλλαγή γραμματοσειράς Οικογένεια",
-    "font_size": "Αλλαγή μεγέθους γραμματοσειράς",
-    "bold": "Bold Text",
-    "italic": "Πλάγιους"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: "Change node's x coordinate",
+    node_y: "Change node's y coordinate",
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Main Menu",
-    "bkgnd_color_opac": "Αλλαγή χρώματος φόντου / αδιαφάνεια",
-    "connector_no_arrow": "No arrow",
-    "fitToContent": "Fit to Content",
-    "fit_to_all": "Ταιριάζει σε όλο το περιεχόμενο",
-    "fit_to_canvas": "Προσαρμογή στο μουσαμά",
-    "fit_to_layer_content": "Προσαρμογή στο περιεχόμενο στρώμα",
-    "fit_to_sel": "Fit to επιλογή",
-    "align_relative_to": "Στοίχιση σε σχέση με ...",
-    "relativeTo": "σε σχέση με:",
-    "page": "σελίδα",
-    "largest_object": "μεγαλύτερο αντικείμενο",
-    "selected_objects": "εκλέγεται αντικείμενα",
-    "smallest_object": "μικρότερο αντικείμενο",
-    "new_doc": "Νέα εικόνα",
-    "open_doc": "Άνοιγμα εικόνας",
-    "export_img": "Export",
-    "save_doc": "Αποθήκευση εικόνας",
-    "import_doc": "Import Image",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "Στοίχισηκάτω",
-    "align_center": "Στοίχισηστοκέντρο",
-    "align_left": "Στοίχισηαριστερά",
-    "align_middle": "Ευθυγράμμιση Μέση",
-    "align_right": "Στοίχισηδεξιά",
-    "align_top": "Στοίχισηπάνω",
-    "mode_select": "Select Tool",
-    "mode_fhpath": "Εργαλείομολυβιού",
-    "mode_line": "Line Tool",
-    "mode_connect": "Connect two objects",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "Δωρεάν-Hand ορθογώνιο",
-    "mode_ellipse": "Ellipse",
-    "mode_circle": "Κύκλος",
-    "mode_fhellipse": "Δωρεάν-Hand Ellipse",
-    "mode_path": "Path Tool",
-    "mode_shapelib": "Shape library",
-    "mode_text": "Κείμενο Tool",
-    "mode_image": "Image Tool",
-    "mode_zoom": "Zoom Tool",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "NOTE: This image cannot be embedded. It will depend on this path to be displayed",
-    "undo": "Αναίρεση",
-    "redo": "Redo",
-    "tool_source": "Επεξεργασία Πηγή",
-    "wireframe_mode": "Wireframe Mode",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "Ομάδα Στοιχεία",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "Convert to Path",
-    "reorient_path": "Reorient path",
-    "ungroup": "Κατάργηση ομαδοποίησης Στοιχεία",
-    "docprops": "Ιδιότητες εγγράφου",
-    "imagelib": "Image Library",
-    "move_bottom": "Μετακίνηση προς τα κάτω",
-    "move_top": "Μετακίνηση στην αρχή",
-    "node_clone": "Clone Node",
-    "node_delete": "Delete Node",
-    "node_link": "Link Control Points",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "Αποθηκεύω",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Layer",
-    "layers": "Layers",
-    "del": "Διαγραφήστρώματος",
-    "move_down": "Μετακίνηση Layer Down",
-    "new": "Νέο Layer",
-    "rename": "Μετονομασία Layer",
-    "move_up": "Μετακίνηση Layer Up",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "Move elements to:",
-    "move_selected": "Move selected elements to a different layer"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Image Properties",
-    "doc_title": "Title",
-    "doc_dims": "Canvas Dimensions",
-    "included_images": "Included Images",
-    "image_opt_embed": "Embed data (local files)",
-    "image_opt_ref": "Use file reference",
-    "editor_prefs": "Editor Preferences",
-    "icon_size": "Icon size",
-    "language": "Language",
-    "background": "Editor Background",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Note: Background will not be saved with image.",
-    "icon_large": "Large",
-    "icon_medium": "Medium",
-    "icon_small": "Small",
-    "icon_xlarge": "Extra Large",
-    "select_predefined": "Επιλογή προκαθορισμένων:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Invalid value given",
-    "noContentToFitTo": "No content to fit to",
-    "dupeLayerName": "There is already a layer named that!",
-    "enterUniqueLayerName": "Please enter a unique layer name",
-    "enterNewLayerName": "Please enter the new layer name",
-    "layerHasThatName": "Layer already has that name",
-    "QmoveElemsToLayer": "Move selected elements to layer '%s'?",
-    "QwantToClear": "Do you want to clear the drawing?\nThis will also erase your undo history!",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "There were parsing errors in your SVG source.\nRevert back to original SVG source?",
-    "QignoreSourceChanges": "Ignore changes made to SVG source?",
-    "featNotSupported": "Feature not supported",
-    "enterNewImgURL": "Enter the new image URL",
-    "defsFailOnSave": "NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.",
-    "loadingImage": "Loading image, please wait...",
-    "saveFromBrowser": "Select \"Save As...\" in your browser to save this image as a %s file.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Move selected elements to layer '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.en.js b/editor/locale/lang.en.js
index 90eed0d5..60081304 100644
--- a/editor/locale/lang.en.js
+++ b/editor/locale/lang.en.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "en",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "OK",
-    "cancel": "Cancel",
-    "key_backspace": "backspace",
-    "key_del": "delete",
-    "key_down": "down",
-    "key_up": "up",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Show/hide more stroke tools",
-    "palette_info": "Click to change fill color, shift-click to change stroke color",
-    "zoom_level": "Change zoom level",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "Change fill color",
-    "stroke_color": "Change stroke color",
-    "stroke_style": "Change stroke dash style",
-    "stroke_width": "Change stroke width by 1, shift-click to change by 0.1",
-    "pos_x": "Change X coordinate",
-    "pos_y": "Change Y coordinate",
-    "linecap_butt": "Linecap: Butt",
-    "linecap_round": "Linecap: Round",
-    "linecap_square": "Linecap: Square",
-    "linejoin_bevel": "Linejoin: Bevel",
-    "linejoin_miter": "Linejoin: Miter",
-    "linejoin_round": "Linejoin: Round",
-    "angle": "Change rotation angle",
-    "blur": "Change gaussian blur value",
-    "opacity": "Change selected item opacity",
-    "circle_cx": "Change circle's cx coordinate",
-    "circle_cy": "Change circle's cy coordinate",
-    "circle_r": "Change circle's radius",
-    "ellipse_cx": "Change ellipse's cx coordinate",
-    "ellipse_cy": "Change ellipse's cy coordinate",
-    "ellipse_rx": "Change ellipse's x radius",
-    "ellipse_ry": "Change ellipse's y radius",
-    "line_x1": "Change line's starting x coordinate",
-    "line_x2": "Change line's ending x coordinate",
-    "line_y1": "Change line's starting y coordinate",
-    "line_y2": "Change line's ending y coordinate",
-    "rect_height": "Change rectangle height",
-    "rect_width": "Change rectangle width",
-    "corner_radius": "Change Rectangle Corner Radius",
-    "image_width": "Change image width",
-    "image_height": "Change image height",
-    "image_url": "Change URL",
-    "node_x": "Change node's x coordinate",
-    "node_y": "Change node's y coordinate",
-    "seg_type": "Change Segment type",
-    "straight_segments": "Straight",
-    "curve_segments": "Curve",
-    "text_contents": "Change text contents",
-    "font_family": "Change Font Family",
-    "font_size": "Change Font Size",
-    "bold": "Bold Text",
-    "italic": "Italic Text"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: "Change circle's cx coordinate",
+    circle_cy: "Change circle's cy coordinate",
+    circle_r: "Change circle's radius",
+    ellipse_cx: "Change ellipse's cx coordinate",
+    ellipse_cy: "Change ellipse's cy coordinate",
+    ellipse_rx: "Change ellipse's x radius",
+    ellipse_ry: "Change ellipse's y radius",
+    line_x1: "Change line's starting x coordinate",
+    line_x2: "Change line's ending x coordinate",
+    line_y1: "Change line's starting y coordinate",
+    line_y2: "Change line's ending y coordinate",
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: "Change node's x coordinate",
+    node_y: "Change node's y coordinate",
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Main Menu",
-    "bkgnd_color_opac": "Change background color/opacity",
-    "connector_no_arrow": "No arrow",
-    "fitToContent": "Fit to Content",
-    "fit_to_all": "Fit to all content",
-    "fit_to_canvas": "Fit to canvas",
-    "fit_to_layer_content": "Fit to layer content",
-    "fit_to_sel": "Fit to selection",
-    "align_relative_to": "Align relative to ...",
-    "relativeTo": "relative to:",
-    "page": "page",
-    "largest_object": "largest object",
-    "selected_objects": "selected objects",
-    "smallest_object": "smallest object",
-    "new_doc": "New Image",
-    "open_doc": "Open SVG",
-    "export_img": "Export",
-    "save_doc": "Save Image",
-    "import_doc": "Import Image",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "Align Bottom",
-    "align_center": "Align Center",
-    "align_left": "Align Left",
-    "align_middle": "Align Middle",
-    "align_right": "Align Right",
-    "align_top": "Align Top",
-    "mode_select": "Select Tool",
-    "mode_fhpath": "Pencil Tool",
-    "mode_line": "Line Tool",
-    "mode_connect": "Connect two objects",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "Free-Hand Rectangle",
-    "mode_ellipse": "Ellipse",
-    "mode_circle": "Circle",
-    "mode_fhellipse": "Free-Hand Ellipse",
-    "mode_path": "Path Tool",
-    "mode_shapelib": "Shape library",
-    "mode_text": "Text Tool",
-    "mode_image": "Image Tool",
-    "mode_zoom": "Zoom Tool",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "NOTE: This image cannot be embedded. It will depend on this path to be displayed",
-    "undo": "Undo",
-    "redo": "Redo",
-    "tool_source": "Edit Source",
-    "wireframe_mode": "Wireframe Mode",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "Group Elements",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "Convert to Path",
-    "reorient_path": "Reorient path",
-    "ungroup": "Ungroup Elements",
-    "docprops": "Document Properties",
-    "imagelib": "Image Library",
-    "move_bottom": "Move to Bottom",
-    "move_top": "Move to Top",
-    "node_clone": "Clone Node",
-    "node_delete": "Delete Node",
-    "node_link": "Link Control Points",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "Apply Changes",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Move Layer Up",
-    "move_down": "Move Layer Down",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Layer",
-    "layers": "Layers",
-    "del": "Delete Layer",
-    "move_down": "Move Layer Down",
-    "new": "New Layer",
-    "rename": "Rename Layer",
-    "move_up": "Move Layer Up",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "Move elements to:",
-    "move_selected": "Move selected elements to a different layer"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Image Properties",
-    "doc_title": "Title",
-    "doc_dims": "Canvas Dimensions",
-    "included_images": "Included Images",
-    "image_opt_embed": "Embed data (local files)",
-    "image_opt_ref": "Use file reference",
-    "editor_prefs": "Editor Preferences",
-    "icon_size": "Icon size",
-    "language": "Language",
-    "background": "Editor Background",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Note: Background will not be saved with image.",
-    "icon_large": "Large",
-    "icon_medium": "Medium",
-    "icon_small": "Small",
-    "icon_xlarge": "Extra Large",
-    "select_predefined": "Select predefined:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Invalid value given",
-    "noContentToFitTo": "No content to fit to",
-    "dupeLayerName": "There is already a layer named that!",
-    "enterUniqueLayerName": "Please enter a unique layer name",
-    "enterNewLayerName": "Please enter the new layer name",
-    "layerHasThatName": "Layer already has that name",
-    "QmoveElemsToLayer": "Move selected elements to layer \"%s\"?",
-    "QwantToClear": "Do you want to clear the drawing?\nThis will also erase your undo history!",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "There were parsing errors in your SVG source.\nRevert back to original SVG source?",
-    "QignoreSourceChanges": "Ignore changes made to SVG source?",
-    "featNotSupported": "Feature not supported",
-    "enterNewImgURL": "Enter the new image URL",
-    "defsFailOnSave": "NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.",
-    "loadingImage": "Loading image, please wait...",
-    "saveFromBrowser": "Select \"Save As...\" in your browser to save this image as a %s file.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: 'QmoveElemsToLayer',
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.es.js b/editor/locale/lang.es.js
index eb56fb13..27f3c0dc 100644
--- a/editor/locale/lang.es.js
+++ b/editor/locale/lang.es.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "es",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "OK",
-    "cancel": "Cancelar",
-    "key_backspace": "retroceso",
-    "key_del": "suprimir",
-    "key_down": "abajo",
-    "key_up": "arriba",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Mostrar/ocultar herramientas de trazo adicionales",
-    "palette_info": "Haga clic para cambiar el color de relleno. Pulse Mayús y haga clic para cambiar el color del contorno.",
-    "zoom_level": "Cambiar el nivel de zoom",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "Cambiar el color de relleno",
-    "stroke_color": "Cambiar el color del contorno",
-    "stroke_style": "Cambiar el estilo del trazo del contorno",
-    "stroke_width": "Cambiar el grosor del contorno",
-    "pos_x": "Cambiar la posición horizontal X",
-    "pos_y": "Cambiar la posición vertical Y",
-    "linecap_butt": "Final de la línea: en el nodo",
-    "linecap_round": "Final de la línea: redondeada",
-    "linecap_square": "Final de la línea: cuadrada",
-    "linejoin_bevel": "Unión: biselada",
-    "linejoin_miter": "Unión: recta",
-    "linejoin_round": "Unión: redondeada",
-    "angle": "Cambiar ángulo de rotación",
-    "blur": "Ajustar desenfoque gausiano",
-    "opacity": "Cambiar la opacidad del objeto seleccionado",
-    "circle_cx": "Cambiar la posición horizonral CX del círculo",
-    "circle_cy": "Cambiar la posición vertical CY del círculo",
-    "circle_r": "Cambiar el radio del círculo",
-    "ellipse_cx": "Cambiar la posición horizontal CX de la elipse",
-    "ellipse_cy": "Cambiar la posición vertical CY de la elipse",
-    "ellipse_rx": "Cambiar el radio horizontal X de la elipse",
-    "ellipse_ry": "Cambiar el radio vertical Y de la elipse",
-    "line_x1": "Cambiar la posición horizontal X del comienzo de la línea",
-    "line_x2": "Cambiar la posición horizontal X del final de la línea",
-    "line_y1": "Cambiar la posición vertical Y del comienzo de la línea",
-    "line_y2": "Cambiar la posición vertical Y del final de la línea",
-    "rect_height": "Cambiar la altura del rectángulo",
-    "rect_width": "Cambiar el ancho rectángulo",
-    "corner_radius": "Cambiar el radio de las esquinas del rectángulo",
-    "image_width": "Cambiar el ancho de la imagen",
-    "image_height": "Cambiar la altura de la imagen",
-    "image_url": "Modificar URL",
-    "node_x": "Cambiar la posición horizontal X del nodo",
-    "node_y": "Cambiar la posición vertical Y del nodo",
-    "seg_type": "Cambiar el tipo de segmento",
-    "straight_segments": "Recta",
-    "curve_segments": "Curva",
-    "text_contents": "Modificar el texto",
-    "font_family": "Tipo de fuente",
-    "font_size": "Tamaño de la fuente",
-    "bold": "Texto en negrita",
-    "italic": "Texto en cursiva"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: 'node_x',
+    node_y: 'node_y',
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Menú principal",
-    "bkgnd_color_opac": "Cambiar color de fondo / opacidad",
-    "connector_no_arrow": "Sin flecha",
-    "fitToContent": "Ajustar al contenido",
-    "fit_to_all": "Ajustar a todo el contenido",
-    "fit_to_canvas": "Ajustar al lienzo",
-    "fit_to_layer_content": "Ajustar al contenido de la capa",
-    "fit_to_sel": "Ajustar a la selección",
-    "align_relative_to": "Alinear con respecto a ...",
-    "relativeTo": "en relación con:",
-    "page": "Página",
-    "largest_object": "El objeto más grande",
-    "selected_objects": "Objetos seleccionados",
-    "smallest_object": "El objeto más pequeño",
-    "new_doc": "Nueva imagen",
-    "open_doc": "Abrir imagen",
-    "export_img": "Export",
-    "save_doc": "Guardar imagen",
-    "import_doc": "Importar un archivo SVG",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "Alinear parte inferior",
-    "align_center": "Centrar verticalmente",
-    "align_left": "Alinear lado izquierdo",
-    "align_middle": "Centrar horizontalmente",
-    "align_right": "Alinear lado derecho",
-    "align_top": "Alinear parte superior",
-    "mode_select": "Herramienta de selección",
-    "mode_fhpath": "Herramienta de lápiz",
-    "mode_line": "Trazado de líneas",
-    "mode_connect": "Conectar dos objetos",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "Rectángulo a mano alzada",
-    "mode_ellipse": "Elipse",
-    "mode_circle": "Círculo",
-    "mode_fhellipse": "Elipse a mano alzada",
-    "mode_path": "Herramienta de trazado",
-    "mode_shapelib": "Shape library",
-    "mode_text": "Insertar texto",
-    "mode_image": "Insertar imagen",
-    "mode_zoom": "Zoom",
-    "mode_eyedropper": "Herramienta de pipeta",
-    "no_embed": "NOTA: La imagen no puede ser integrada. El contenido mostrado dependerá de la imagen ubicada en esta ruta. ",
-    "undo": "Deshacer",
-    "redo": "Rehacer",
-    "tool_source": "Editar código fuente",
-    "wireframe_mode": "Modo marco de alambre",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "Agrupar objetos",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "Convertir a trazado",
-    "reorient_path": "Reorientar el trazado",
-    "ungroup": "Desagrupar objetos",
-    "docprops": "Propiedades del documento",
-    "imagelib": "Image Library",
-    "move_bottom": "Mover abajo",
-    "move_top": "Mover arriba",
-    "node_clone": "Clonar nodo",
-    "node_delete": "Suprimir nodo",
-    "node_link": "Enlazar puntos de control",
-    "add_subpath": "Añadir subtrazado",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "Aplicar cambios",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Capa",
-    "layers": "Layers",
-    "del": "Suprimir capa",
-    "move_down": "Mover la capa hacia abajo",
-    "new": "Nueva capa",
-    "rename": "Renombrar capa",
-    "move_up": "Mover la capa hacia arriba",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "Desplazar objetos a:",
-    "move_selected": "Mover los objetos seleccionados a otra capa"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Propiedades de la Imagen",
-    "doc_title": "Título",
-    "doc_dims": "Tamaño del lienzo",
-    "included_images": "Imágenes integradas",
-    "image_opt_embed": "Integrar imágenes en forma de datos (archivos locales)",
-    "image_opt_ref": "Usar la referencia del archivo",
-    "editor_prefs": "Preferencias del Editor",
-    "icon_size": "Tamaño de los iconos",
-    "language": "Idioma",
-    "background": "Fondo del editor",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Nota: El fondo no se guardará junto con la imagen.",
-    "icon_large": "Grande",
-    "icon_medium": "Mediano",
-    "icon_small": "Pequeño",
-    "icon_xlarge": "Muy grande",
-    "select_predefined": "Seleccionar predefinido:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Valor no válido",
-    "noContentToFitTo": "No existe un contenido al que ajustarse.",
-    "dupeLayerName": "¡Ya existe una capa con este nombre!",
-    "enterUniqueLayerName": "Introduzca otro nombre distinto para la capa.",
-    "enterNewLayerName": "Introduzca el nuevo nombre de la capa.",
-    "layerHasThatName": "El nombre introducido es el nombre actual de la capa.",
-    "QmoveElemsToLayer": "¿Desplazar los elementos seleccionados a la capa '%s'?",
-    "QwantToClear": "¿Desea borrar el dibujo?\n¡El historial de acciones también se borrará!",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "Existen errores sintácticos en su código fuente SVG.\n¿Desea volver al código fuente SVG original?",
-    "QignoreSourceChanges": "¿Desea ignorar los cambios realizados sobre el código fuente SVG?",
-    "featNotSupported": "Función no compatible.",
-    "enterNewImgURL": "Introduzca la nueva URL de la imagen.",
-    "defsFailOnSave": "NOTA: Debido a un fallo de su navegador, es posible que la imagen aparezca de forma incorrecta (ciertas gradaciones o elementos podría perderse). La imagen aparecerá en su forma correcta una vez guardada.",
-    "loadingImage": "Cargando imagen. Espere, por favor.",
-    "saveFromBrowser": "Seleccionar \"Guardar como...\" en su navegador para guardar la imagen en forma de archivo %s.",
-    "noteTheseIssues": "Existen además los problemas siguientes:",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "¿Desplazar los elementos seleccionados a la capa '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.et.js b/editor/locale/lang.et.js
index 1c6b768c..be94988c 100644
--- a/editor/locale/lang.et.js
+++ b/editor/locale/lang.et.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "et",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "Salvestama",
-    "cancel": "Tühista",
-    "key_backspace": "backspace",
-    "key_del": "delete",
-    "key_down": "down",
-    "key_up": "up",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Show/hide more stroke tools",
-    "palette_info": "Click muuta täitke värvi, Shift-nuppu, et muuta insult värvi",
-    "zoom_level": "Muuda suumi taset",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "Muuda täitke värvi",
-    "stroke_color": "Muuda insult värvi",
-    "stroke_style": "Muuda insult kriips stiil",
-    "stroke_width": "Muuda insult laius",
-    "pos_x": "Change X coordinate",
-    "pos_y": "Change Y coordinate",
-    "linecap_butt": "Linecap: Butt",
-    "linecap_round": "Linecap: Round",
-    "linecap_square": "Linecap: Square",
-    "linejoin_bevel": "Linejoin: Bevel",
-    "linejoin_miter": "Linejoin: Miter",
-    "linejoin_round": "Linejoin: Round",
-    "angle": "Muuda Pöördenurk",
-    "blur": "Change gaussian blur value",
-    "opacity": "Muuda valitud elemendi läbipaistmatus",
-    "circle_cx": "Muuda ringi&#39;s cx kooskõlastada",
-    "circle_cy": "Muuda ringi&#39;s cy kooskõlastada",
-    "circle_r": "Muuda ring on raadiusega",
-    "ellipse_cx": "Muuda ellips&#39;s cx kooskõlastada",
-    "ellipse_cy": "Muuda ellips&#39;s cy kooskõlastada",
-    "ellipse_rx": "Muuda ellips&#39;s x raadius",
-    "ellipse_ry": "Muuda ellips&#39;s y raadius",
-    "line_x1": "Muuda rööbastee algab x-koordinaadi",
-    "line_x2": "Muuda Line lõpeb x-koordinaadi",
-    "line_y1": "Muuda rööbastee algab y-koordinaadi",
-    "line_y2": "Muuda Line lõppenud y-koordinaadi",
-    "rect_height": "Muuda ristküliku kõrgus",
-    "rect_width": "Muuda ristküliku laius",
-    "corner_radius": "Muuda ristkülik Nurgakabe Raadius",
-    "image_width": "Muuda pilt laius",
-    "image_height": "Muuda pilt kõrgus",
-    "image_url": "Change URL",
-    "node_x": "Change node's x coordinate",
-    "node_y": "Change node's y coordinate",
-    "seg_type": "Change Segment type",
-    "straight_segments": "Straight",
-    "curve_segments": "Curve",
-    "text_contents": "Muuda teksti sisu",
-    "font_family": "Muutke Kirjasinperhe",
-    "font_size": "Change font size",
-    "bold": "Rasvane kiri",
-    "italic": "Kursiiv"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: "Change node's x coordinate",
+    node_y: "Change node's y coordinate",
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Main Menu",
-    "bkgnd_color_opac": "Muuda tausta värvi / läbipaistmatus",
-    "connector_no_arrow": "No arrow",
-    "fitToContent": "Fit to Content",
-    "fit_to_all": "Sobita kogu sisu",
-    "fit_to_canvas": "Sobita lõuend",
-    "fit_to_layer_content": "Sobita kiht sisu",
-    "fit_to_sel": "Fit valiku",
-    "align_relative_to": "Viia võrreldes ...",
-    "relativeTo": "võrreldes:",
-    "page": "lehekülg",
-    "largest_object": "suurim objekt",
-    "selected_objects": "valitud objektide",
-    "smallest_object": "väikseim objekt",
-    "new_doc": "Uus pilt",
-    "open_doc": "Pildi avamine",
-    "export_img": "Export",
-    "save_doc": "Salvesta pilt",
-    "import_doc": "Import Image",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "Viia Bottom",
-    "align_center": "Keskele joondamine",
-    "align_left": "Vasakjoondus",
-    "align_middle": "Viia Lähis -",
-    "align_right": "Paremjoondus",
-    "align_top": "Viia Üles",
-    "mode_select": "Vali Tool",
-    "mode_fhpath": "Pencil Tool",
-    "mode_line": "Line Tool",
-    "mode_connect": "Connect two objects",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "Online-Hand Ristkülik",
-    "mode_ellipse": "Ellips",
-    "mode_circle": "Circle",
-    "mode_fhellipse": "Online-Hand Ellips",
-    "mode_path": "Path Tool",
-    "mode_shapelib": "Shape library",
-    "mode_text": "Tekst Tool",
-    "mode_image": "Pilt Tool",
-    "mode_zoom": "Zoom Tool",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "NOTE: This image cannot be embedded. It will depend on this path to be displayed",
-    "undo": "Undo",
-    "redo": "Redo",
-    "tool_source": "Muuda Allikas",
-    "wireframe_mode": "Wireframe Mode",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "Rühma elemendid",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "Convert to Path",
-    "reorient_path": "Reorient path",
-    "ungroup": "Lõhu Elements",
-    "docprops": "Dokumendi omadused",
-    "imagelib": "Image Library",
-    "move_bottom": "Liiguta alla",
-    "move_top": "Liiguta üles",
-    "node_clone": "Clone Node",
-    "node_delete": "Delete Node",
-    "node_link": "Link Control Points",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "Salvestama",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Layer",
-    "layers": "Layers",
-    "del": "Kustuta Kiht",
-    "move_down": "Liiguta kiht alla",
-    "new": "Uus kiht",
-    "rename": "Nimeta kiht",
-    "move_up": "Liiguta kiht üles",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "Move elements to:",
-    "move_selected": "Move selected elements to a different layer"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Image Properties",
-    "doc_title": "Title",
-    "doc_dims": "Canvas Dimensions",
-    "included_images": "Included Images",
-    "image_opt_embed": "Embed data (local files)",
-    "image_opt_ref": "Use file reference",
-    "editor_prefs": "Editor Preferences",
-    "icon_size": "Icon size",
-    "language": "Language",
-    "background": "Editor Background",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Note: Background will not be saved with image.",
-    "icon_large": "Large",
-    "icon_medium": "Medium",
-    "icon_small": "Small",
-    "icon_xlarge": "Extra Large",
-    "select_predefined": "Valige eelmääratletud:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Invalid value given",
-    "noContentToFitTo": "No content to fit to",
-    "dupeLayerName": "There is already a layer named that!",
-    "enterUniqueLayerName": "Please enter a unique layer name",
-    "enterNewLayerName": "Please enter the new layer name",
-    "layerHasThatName": "Layer already has that name",
-    "QmoveElemsToLayer": "Move selected elements to layer '%s'?",
-    "QwantToClear": "Do you want to clear the drawing?\nThis will also erase your undo history!",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "There were parsing errors in your SVG source.\nRevert back to original SVG source?",
-    "QignoreSourceChanges": "Ignore changes made to SVG source?",
-    "featNotSupported": "Feature not supported",
-    "enterNewImgURL": "Enter the new image URL",
-    "defsFailOnSave": "NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.",
-    "loadingImage": "Loading image, please wait...",
-    "saveFromBrowser": "Select \"Save As...\" in your browser to save this image as a %s file.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Move selected elements to layer '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.fa.js b/editor/locale/lang.fa.js
index 832ccdd2..5ba0a6c3 100644
--- a/editor/locale/lang.fa.js
+++ b/editor/locale/lang.fa.js
@@ -1,251 +1,251 @@
 /* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "fa",
-  dir: "ltr",
+  lang: 'fa',
+  dir: 'ltr',
   common: {
-    "ok": "‫تأیید‬",
-    "cancel": "‫لغو‬",
-    "key_backspace": "‫پس بر ‬",
-    "key_del": "‫حذف ‬",
-    "key_down": "‫پایین ‬",
-    "key_up": "‫بالا ‬",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: '‫تأیید‬',
+    cancel: '‫لغو‬',
+    key_backspace: '‫پس بر ‬',
+    key_del: '‫حذف ‬',
+    key_down: '‫پایین ‬',
+    key_up: '‫بالا ‬',
+    more_opts: 'More Options',
+    url: 'URL',
+    width: 'Width',
+    height: 'Height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'Powered by'
   },
   ui: {
-    "toggle_stroke_tools": "Show/hide more stroke tools",
-    "palette_info": "‫برای تغییر رنگ، کلیک کنید. برای تغییر رنگ لبه، کلید تبدیل (shift) را فشرده و کلیک کنید‬",
-    "zoom_level": "‫تغییر بزرگ نمایی‬",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'Show/hide more stroke tools',
+    palette_info: '‫برای تغییر رنگ، کلیک کنید. برای تغییر رنگ لبه، کلید تبدیل (shift) را فشرده و کلیک کنید‬',
+    zoom_level: '‫تغییر بزرگ نمایی‬',
+    panel_drag: 'Drag left/right to resize side panel'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "‫تغییر رنگ‬",
-    "stroke_color": "‫تغییر رنگ لبه‬",
-    "stroke_style": "‫تغییر نقطه چین لبه‬",
-    "stroke_width": "‫تغییر عرض لبه‬",
-    "pos_x": "‫تغییر مختصات X‬",
-    "pos_y": "‫تغییر مختصات Y‬",
-    "linecap_butt": "Linecap: Butt",
-    "linecap_round": "Linecap: Round",
-    "linecap_square": "Linecap: Square",
-    "linejoin_bevel": "Linejoin: Bevel",
-    "linejoin_miter": "Linejoin: Miter",
-    "linejoin_round": "Linejoin: Round",
-    "angle": "‫تغییر زاویه چرخش‬",
-    "blur": "Change gaussian blur value",
-    "opacity": "‫تغییر تاری عنصر انتخاب شده‬",
-    "circle_cx": "‫تغییر مختصات cx دایره‬",
-    "circle_cy": "‫تغییر مختصات cy دایره‬",
-    "circle_r": "‫تغییر شعاع دایره‬",
-    "ellipse_cx": "‫تغییر مختصات cx بیضی‬",
-    "ellipse_cy": "‫تغییر مختصات cy بیضی‬",
-    "ellipse_rx": "‫تغییر شعاع rx بیضی‬",
-    "ellipse_ry": "‫تغییر شعاع ry بیضی‬",
-    "line_x1": "‫تغییر مختصات x آغاز خط‬",
-    "line_x2": "‫تغییر مختصات x پایان خط‬",
-    "line_y1": "‫تغییر مختصات y آغاز خط‬",
-    "line_y2": "‫تغییر مختصات y پایان خط‬",
-    "rect_height": "‫تغییر ارتفاع مستطیل‬",
-    "rect_width": "‫تغییر عرض مستطیل‬",
-    "corner_radius": "‫شعاع گوشه:‬",
-    "image_width": "‫تغییر عرض تصویر‬",
-    "image_height": "‫تغییر ارتفاع تصویر‬",
-    "image_url": "‫تغییر نشانی وب (url)‬",
-    "node_x": "‫تغییر مختصات x نقطه‬",
-    "node_y": "‫تغییر مختصات y نقطه‬",
-    "seg_type": "‫تغییر نوع قطعه (segment)‬",
-    "straight_segments": "‫مستقیم‬",
-    "curve_segments": "‫منحنی‬",
-    "text_contents": "‫تغییر محتویات متن‬",
-    "font_family": "‫تغییر خانواده قلم‬",
-    "font_size": "‫تغییر اندازه قلم‬",
-    "bold": "‫متن توپر ‬",
-    "italic": "‫متن کج ‬"
+    id: 'Identify the element',
+    fill_color: '‫تغییر رنگ‬',
+    stroke_color: '‫تغییر رنگ لبه‬',
+    stroke_style: '‫تغییر نقطه چین لبه‬',
+    stroke_width: '‫تغییر عرض لبه‬',
+    pos_x: '‫تغییر مختصات X‬',
+    pos_y: '‫تغییر مختصات Y‬',
+    linecap_butt: 'Linecap: Butt',
+    linecap_round: 'Linecap: Round',
+    linecap_square: 'Linecap: Square',
+    linejoin_bevel: 'Linejoin: Bevel',
+    linejoin_miter: 'Linejoin: Miter',
+    linejoin_round: 'Linejoin: Round',
+    angle: '‫تغییر زاویه چرخش‬',
+    blur: 'Change gaussian blur value',
+    opacity: '‫تغییر تاری عنصر انتخاب شده‬',
+    circle_cx: '‫تغییر مختصات cx دایره‬',
+    circle_cy: '‫تغییر مختصات cy دایره‬',
+    circle_r: '‫تغییر شعاع دایره‬',
+    ellipse_cx: '‫تغییر مختصات cx بیضی‬',
+    ellipse_cy: '‫تغییر مختصات cy بیضی‬',
+    ellipse_rx: '‫تغییر شعاع rx بیضی‬',
+    ellipse_ry: '‫تغییر شعاع ry بیضی‬',
+    line_x1: '‫تغییر مختصات x آغاز خط‬',
+    line_x2: '‫تغییر مختصات x پایان خط‬',
+    line_y1: '‫تغییر مختصات y آغاز خط‬',
+    line_y2: '‫تغییر مختصات y پایان خط‬',
+    rect_height: '‫تغییر ارتفاع مستطیل‬',
+    rect_width: '‫تغییر عرض مستطیل‬',
+    corner_radius: '‫شعاع گوشه:‬',
+    image_width: '‫تغییر عرض تصویر‬',
+    image_height: '‫تغییر ارتفاع تصویر‬',
+    image_url: '‫تغییر نشانی وب (url)‬',
+    node_x: '‫تغییر مختصات x نقطه‬',
+    node_y: '‫تغییر مختصات y نقطه‬',
+    seg_type: '‫تغییر نوع قطعه (segment)‬',
+    straight_segments: '‫مستقیم‬',
+    curve_segments: '‫منحنی‬',
+    text_contents: '‫تغییر محتویات متن‬',
+    font_family: '‫تغییر خانواده قلم‬',
+    font_size: '‫تغییر اندازه قلم‬',
+    bold: '‫متن توپر ‬',
+    italic: '‫متن کج ‬'
   },
   tools: {
-    "main_menu": "Main Menu",
-    "bkgnd_color_opac": "‫تغییر رنگ پس زمینه / تاری‬",
-    "connector_no_arrow": "No arrow",
-    "fitToContent": "‫هم اندازه شدن با محتوا‬",
-    "fit_to_all": "‫هم اندازه شدن با همه محتویات‬",
-    "fit_to_canvas": "‫هم اندازه شدن با صفحه مجازی (بوم)‬",
-    "fit_to_layer_content": "‫هم اندازه شدن با محتوای لایه‬",
-    "fit_to_sel": "‫هم اندازه شدن با اشیاء انتخاب شده‬",
-    "align_relative_to": "‫تراز نسبت به ...‬",
-    "relativeTo": "‫نسبت به:‬",
-    "page‬": "‫صفحه‬",
-    "largest_object": "‫بزرگترین شئ‬",
-    "selected_objects": "‫اشیاء انتخاب شده‬",
-    "smallest_object": "‫کوچکترین شئ‬",
-    "new_doc": "‫تصویر جدید ‬",
-    "open_doc": "‫باز کردن تصویر ‬",
-    "export_img": "Export",
-    "save_doc": "‫ذخیره تصویر ‬",
-    "import_doc": "Import Image",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "‫تراز پایین‬",
-    "align_center": "‫وسط چین‬",
-    "align_left": "‫چپ چین‬",
-    "align_middle": "‫تراز میانه‬",
-    "align_right": "‫راست چین‬",
-    "align_top": "‫تراز بالا‬",
-    "mode_select": "‫ابزار انتخاب ‬",
-    "mode_fhpath": "‫ابزار مداد ‬",
-    "mode_line": "‫ابزار خط ‬",
-    "mode_connect": "Connect two objects",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "‫مستطیل با قابلیت تغییر پویا‬",
-    "mode_ellipse": "‫بیضی‬",
-    "mode_circle": "‫دایره‬",
-    "mode_fhellipse": "‫بیضی با قابلیت تغییر پویا‬",
-    "mode_path": "‫ابزار مسیر ‬",
-    "mode_shapelib": "Shape library",
-    "mode_text": "‫ابزار متن ‬",
-    "mode_image": "‫ابزار تصویر ‬",
-    "mode_zoom": "‫ابزار بزرگ نمایی ‬",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "NOTE: This image cannot be embedded. It will depend on this path to be displayed",
-    "undo": "‫واگرد ‬",
-    "redo": "‫ازنو ‬",
-    "tool_source": "‫ویرایش منبع ‬",
-    "wireframe_mode": "‫حالت نمایش لبه ها ‬",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "‫قرار دادن عناصر در گروه ‬",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "‫تبدیل به مسیر‬",
-    "reorient_path": "‫جهت دهی مجدد مسیر‬",
-    "ungroup": "‫خارج کردن عناصر از گروه ‬",
-    "docprops": "‫مشخصات سند ‬",
-    "imagelib": "Image Library",
-    "move_bottom": "‫انتقال به پایین ترین ‬",
-    "move_top": "‫انتقال به بالاترین ‬",
-    "node_clone": "‫ایجاد کپی از نقطه‬",
-    "node_delete": "‫حذف نقطه‬",
-    "node_link": "‫پیوند دادن نقاط کنترل‬",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "‫اعمال تغییرات‬",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete ‬": "حذف",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'Main Menu',
+    bkgnd_color_opac: '‫تغییر رنگ پس زمینه / تاری‬',
+    connector_no_arrow: 'No arrow',
+    fitToContent: '‫هم اندازه شدن با محتوا‬',
+    fit_to_all: '‫هم اندازه شدن با همه محتویات‬',
+    fit_to_canvas: '‫هم اندازه شدن با صفحه مجازی (بوم)‬',
+    fit_to_layer_content: '‫هم اندازه شدن با محتوای لایه‬',
+    fit_to_sel: '‫هم اندازه شدن با اشیاء انتخاب شده‬',
+    align_relative_to: '‫تراز نسبت به ...‬',
+    relativeTo: '‫نسبت به:‬',
+    page: '‫صفحه‬',
+    largest_object: '‫بزرگترین شئ‬',
+    selected_objects: '‫اشیاء انتخاب شده‬',
+    smallest_object: '‫کوچکترین شئ‬',
+    new_doc: '‫تصویر جدید ‬',
+    open_doc: '‫باز کردن تصویر ‬',
+    export_img: 'Export',
+    save_doc: '‫ذخیره تصویر ‬',
+    import_doc: 'Import Image',
+    align_to_page: 'Align Element to Page',
+    align_bottom: '‫تراز پایین‬',
+    align_center: '‫وسط چین‬',
+    align_left: '‫چپ چین‬',
+    align_middle: '‫تراز میانه‬',
+    align_right: '‫راست چین‬',
+    align_top: '‫تراز بالا‬',
+    mode_select: '‫ابزار انتخاب ‬',
+    mode_fhpath: '‫ابزار مداد ‬',
+    mode_line: '‫ابزار خط ‬',
+    mode_connect: 'Connect two objects',
+    mode_rect: 'Rectangle Tool',
+    mode_square: 'Square Tool',
+    mode_fhrect: '‫مستطیل با قابلیت تغییر پویا‬',
+    mode_ellipse: '‫بیضی‬',
+    mode_circle: '‫دایره‬',
+    mode_fhellipse: '‫بیضی با قابلیت تغییر پویا‬',
+    mode_path: '‫ابزار مسیر ‬',
+    mode_shapelib: 'Shape library',
+    mode_text: '‫ابزار متن ‬',
+    mode_image: '‫ابزار تصویر ‬',
+    mode_zoom: '‫ابزار بزرگ نمایی ‬',
+    mode_eyedropper: 'Eye Dropper Tool',
+    no_embed: 'NOTE: This image cannot be embedded. It will depend on this path to be displayed',
+    undo: '‫واگرد ‬',
+    redo: '‫ازنو ‬',
+    tool_source: '‫ویرایش منبع ‬',
+    wireframe_mode: '‫حالت نمایش لبه ها ‬',
+    toggle_grid: 'Show/Hide Grid',
+    clone: 'Clone Element(s)',
+    del: 'Delete Element(s)',
+    group_elements: '‫قرار دادن عناصر در گروه ‬',
+    make_link: 'Make (hyper)link',
+    set_link_url: 'Set link URL (leave empty to remove)',
+    to_path: '‫تبدیل به مسیر‬',
+    reorient_path: '‫جهت دهی مجدد مسیر‬',
+    ungroup: '‫خارج کردن عناصر از گروه ‬',
+    docprops: '‫مشخصات سند ‬',
+    imagelib: 'Image Library',
+    move_bottom: '‫انتقال به پایین ترین ‬',
+    move_top: '‫انتقال به بالاترین ‬',
+    node_clone: '‫ایجاد کپی از نقطه‬',
+    node_delete: '‫حذف نقطه‬',
+    node_link: '‫پیوند دادن نقاط کنترل‬',
+    add_subpath: 'Add sub-path',
+    openclose_path: 'Open/close sub-path',
+    source_save: '‫اعمال تغییرات‬',
+    cut: 'Cut',
+    copy: 'Copy',
+    paste: 'Paste',
+    paste_in_place: 'Paste in Place',
+    delete: 'حذف',
+    group: 'Group',
+    move_front: 'Bring to Front',
+    move_up: 'Bring Forward',
+    move_down: 'Send Backward',
+    move_back: 'Send to Back'
   },
   layers: {
-    "layer": "‫لایه‬",
-    "layers": "Layers",
-    "del": "‫حذف لایه‬",
-    "move_down": "‫انتقال لایه به پایین‬",
-    "new": "‫لایه جدید‬",
-    "rename": "‫تغییر نام لایه‬",
-    "move_up": "‫انتقال لایه به بالا‬",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "‫انتقال عناصر به:‬",
-    "move_selected": "‫انتقال عناصر انتخاب شده به یک لایه متفاوت‬"
+    layer: '‫لایه‬',
+    layers: 'Layers',
+    del: '‫حذف لایه‬',
+    move_down: '‫انتقال لایه به پایین‬',
+    new: '‫لایه جدید‬',
+    rename: '‫تغییر نام لایه‬',
+    move_up: '‫انتقال لایه به بالا‬',
+    dupe: 'Duplicate Layer',
+    merge_down: 'Merge Down',
+    merge_all: 'Merge All',
+    move_elems_to: '‫انتقال عناصر به:‬',
+    move_selected: '‫انتقال عناصر انتخاب شده به یک لایه متفاوت‬'
   },
   config: {
-    "image_props": "‫مشخصات تصویر‬",
-    "doc_title": "‫عنوان‬",
-    "doc_dims": "‫ابعاد صفحه مجازی (بوم)‬",
-    "included_images": "‫تصاویر گنجانده شده‬",
-    "image_opt_embed": "‫داده های جای داده شده (پرونده های محلی)‬",
-    "image_opt_ref": "‫استفاده از ارجاع به پرونده‬",
-    "editor_prefs": "‫تنظیمات ویراستار‬",
-    "icon_size": "‫اندازه شمایل‬",
-    "language": "‫زبان‬",
-    "background": "‫پس زمینه ویراستار‬",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "‫توجه: پس زمینه همراه تصویر ذخیره نخواهد شد.‬",
-    "icon_large": "‫بزرگ‬",
-    "icon_medium": "‫متوسط‬",
-    "icon_small": "‫کوچک‬",
-    "icon_xlarge": "‫خیلی بزرگ‬",
-    "select_predefined": "‫از پیش تعریف شده را انتخاب کنید:‬",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: '‫مشخصات تصویر‬',
+    doc_title: '‫عنوان‬',
+    doc_dims: '‫ابعاد صفحه مجازی (بوم)‬',
+    included_images: '‫تصاویر گنجانده شده‬',
+    image_opt_embed: '‫داده های جای داده شده (پرونده های محلی)‬',
+    image_opt_ref: '‫استفاده از ارجاع به پرونده‬',
+    editor_prefs: '‫تنظیمات ویراستار‬',
+    icon_size: '‫اندازه شمایل‬',
+    language: '‫زبان‬',
+    background: '‫پس زمینه ویراستار‬',
+    editor_img_url: 'Image URL',
+    editor_bg_note: '‫توجه: پس زمینه همراه تصویر ذخیره نخواهد شد.‬',
+    icon_large: '‫بزرگ‬',
+    icon_medium: '‫متوسط‬',
+    icon_small: '‫کوچک‬',
+    icon_xlarge: '‫خیلی بزرگ‬',
+    select_predefined: '‫از پیش تعریف شده را انتخاب کنید:‬',
+    units_and_rulers: 'Units & Rulers',
+    show_rulers: 'Show rulers',
+    base_unit: 'Base Unit:',
+    grid: 'Grid',
+    snapping_onoff: 'Snapping on/off',
+    snapping_stepsize: 'Snapping Step-Size:',
+    grid_color: 'Grid color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'Basic',
+    object: 'Objects',
+    symbol: 'Symbols',
+    arrow: 'Arrows',
+    flowchart: 'Flowchart',
+    animal: 'Animals',
+    game: 'Cards & Chess',
+    dialog_balloon: 'Dialog balloons',
+    electronics: 'Electronics',
+    math: 'Mathematical',
+    music: 'Music',
+    misc: 'Miscellaneous',
+    raphael_1: 'raphaeljs.com set 1',
+    raphael_2: 'raphaeljs.com set 2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'Select an image library',
+    show_list: 'Show library list',
+    import_single: 'Import single',
+    import_multi: 'Import multiple',
+    open: 'Open as new document'
   },
   notification: {
-    "invalidAttrValGiven": "‫مقدار داده شده نامعتبر است‬",
-    "noContentToFitTo": "‫محتوایی برای هم اندازه شدن وجود ندارد‬",
-    "dupeLayerName": "‫لایه ای با آن نام وجود دارد!‬",
-    "enterUniqueLayerName": "‫لطفا یک نام لایه یکتا انتخاب کنید‬",
-    "enterNewLayerName": "‫لطفا نام لایه جدید را وارد کنید‬",
-    "layerHasThatName": "‫لایه از قبل آن نام را دارد‬",
-    "QmoveElemsToLayer": "‫عناصر انتخاب شده به لایه '%s' منتقل شوند؟‬",
-    "QwantToClear": "‫آیا مطمئن هستید که می خواهید نقاشی را پاک کنید؟\nاین عمل باعث حذف تاریخچه واگرد شما خواهد شد!‬",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "‫در منبع SVG شما خطاهای تجزیه (parse) وجود داشت.\nبه منبع SVG اصلی بازگردانده شود؟‬",
-    "QignoreSourceChanges": "‫تغییرات اعمال شده در منبع SVG نادیده گرفته شوند؟‬",
-    "featNotSupported": "‫این ویژگی پشتیبانی نشده است‬",
-    "enterNewImgURL": "‫نشانی وب (url) تصویر جدید را وارد کنید‬",
-    "defsFailOnSave": "NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.",
-    "loadingImage": "Loading image, please wait...",
-    "saveFromBrowser": "Select \"Save As...\" in your browser to save this image as a %s file.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: '‫مقدار داده شده نامعتبر است‬',
+    noContentToFitTo: '‫محتوایی برای هم اندازه شدن وجود ندارد‬',
+    dupeLayerName: '‫لایه ای با آن نام وجود دارد!‬',
+    enterUniqueLayerName: '‫لطفا یک نام لایه یکتا انتخاب کنید‬',
+    enterNewLayerName: '‫لطفا نام لایه جدید را وارد کنید‬',
+    layerHasThatName: '‫لایه از قبل آن نام را دارد‬',
+    QmoveElemsToLayer: "‫عناصر انتخاب شده به لایه '%s' منتقل شوند؟‬",
+    QwantToClear: '‫آیا مطمئن هستید که می خواهید نقاشی را پاک کنید؟\nاین عمل باعث حذف تاریخچه واگرد شما خواهد شد!‬',
+    QwantToOpen: 'Do you want to open a new file?\nThis will also erase your undo history!',
+    QerrorsRevertToSource: '‫در منبع SVG شما خطاهای تجزیه (parse) وجود داشت.\nبه منبع SVG اصلی بازگردانده شود؟‬',
+    QignoreSourceChanges: '‫تغییرات اعمال شده در منبع SVG نادیده گرفته شوند؟‬',
+    featNotSupported: '‫این ویژگی پشتیبانی نشده است‬',
+    enterNewImgURL: '‫نشانی وب (url) تصویر جدید را وارد کنید‬',
+    defsFailOnSave: 'NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.',
+    loadingImage: 'Loading image, please wait...',
+    saveFromBrowser: 'Select "Save As..." in your browser to save this image as a %s file.',
+    noteTheseIssues: 'Also note the following issues: ',
+    unsavedChanges: 'There are unsaved changes.',
+    enterNewLinkURL: 'Enter the new hyperlink URL',
+    errorLoadingSVG: 'Error: Unable to load SVG data',
+    URLloadFail: 'Unable to load from URL',
+    retrieving: 'Retrieving "%s"...'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'Store preferences and SVG content locally',
+    storagePrefsOnly: 'Only store preferences locally',
+    storagePrefs: 'Store preferences locally',
+    storageNoPrefsOrContent: 'Do not store my preferences or SVG content locally',
+    storageNoPrefs: 'Do not store my preferences locally',
+    rememberLabel: 'Remember this choice?',
+    rememberTooltip: 'If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again.'
   }
 });
diff --git a/editor/locale/lang.fi.js b/editor/locale/lang.fi.js
index 36dc9e2d..be94988c 100644
--- a/editor/locale/lang.fi.js
+++ b/editor/locale/lang.fi.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "fi",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "Tallentaa",
-    "cancel": "Peruuta",
-    "key_backspace": "backspace",
-    "key_del": "delete",
-    "key_down": "down",
-    "key_up": "up",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Show/hide more stroke tools",
-    "palette_info": "Klikkaa muuttaa täyttöväri, Shift-click vaihtaa aivohalvauksen väriä",
-    "zoom_level": "Muuta suurennustaso",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "Muuta täyttöväri",
-    "stroke_color": "Muuta aivohalvaus väri",
-    "stroke_style": "Muuta aivohalvaus Dash tyyli",
-    "stroke_width": "Muuta aivohalvaus leveys",
-    "pos_x": "Change X coordinate",
-    "pos_y": "Change Y coordinate",
-    "linecap_butt": "Linecap: Butt",
-    "linecap_round": "Linecap: Round",
-    "linecap_square": "Linecap: Square",
-    "linejoin_bevel": "Linejoin: Bevel",
-    "linejoin_miter": "Linejoin: Miter",
-    "linejoin_round": "Linejoin: Round",
-    "angle": "Muuta kiertokulma",
-    "blur": "Change gaussian blur value",
-    "opacity": "Muuta valitun kohteen läpinäkyvyys",
-    "circle_cx": "Muuta Circlen CX koordinoida",
-    "circle_cy": "Muuta Circlen CY koordinoida",
-    "circle_r": "Muuta ympyrän säde",
-    "ellipse_cx": "Muuta ellipsi&#39;s CX koordinoida",
-    "ellipse_cy": "Muuta ellipsi&#39;s CY koordinoida",
-    "ellipse_rx": "Muuta ellipsi&#39;s x säde",
-    "ellipse_ry": "Muuta ellipsi n y säde",
-    "line_x1": "Muuta Linen alkaa x-koordinaatti",
-    "line_x2": "Muuta Linen päättyy x koordinoida",
-    "line_y1": "Muuta Linen alkaa y-koordinaatti",
-    "line_y2": "Muuta Linen päättyy y koordinoida",
-    "rect_height": "Muuta suorakaiteen korkeus",
-    "rect_width": "Muuta suorakaiteen leveys",
-    "corner_radius": "Muuta suorakaide Corner Säde",
-    "image_width": "Muuta kuvan leveys",
-    "image_height": "Muuta kuvan korkeus",
-    "image_url": "Muuta URL",
-    "node_x": "Change node's x coordinate",
-    "node_y": "Change node's y coordinate",
-    "seg_type": "Change Segment type",
-    "straight_segments": "Straight",
-    "curve_segments": "Curve",
-    "text_contents": "Muuta tekstin sisältö",
-    "font_family": "Muuta Font Family",
-    "font_size": "Muuta fontin kokoa",
-    "bold": "Lihavoitu teksti",
-    "italic": "Kursivoitu"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: "Change node's x coordinate",
+    node_y: "Change node's y coordinate",
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Main Menu",
-    "bkgnd_color_opac": "Vaihda taustaväri / sameuden",
-    "connector_no_arrow": "No arrow",
-    "fitToContent": "Sovita Content",
-    "fit_to_all": "Sovita kaikki content",
-    "fit_to_canvas": "Sovita kangas",
-    "fit_to_layer_content": "Sovita kerros sisältöön",
-    "fit_to_sel": "Sovita valinta",
-    "align_relative_to": "Kohdista suhteessa ...",
-    "relativeTo": "suhteessa:",
-    "page": "sivulta",
-    "largest_object": "Suurin kohde",
-    "selected_objects": "valittujen objektien",
-    "smallest_object": "pienin kohde",
-    "new_doc": "Uusi kuva",
-    "open_doc": "Avaa kuva",
-    "export_img": "Export",
-    "save_doc": "Save Image",
-    "import_doc": "Import Image",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "Align Bottom",
-    "align_center": "Keskitä",
-    "align_left": "Tasaa vasemmalle",
-    "align_middle": "Kohdista Lähi",
-    "align_right": "Tasaa oikealle",
-    "align_top": "Kohdista Top",
-    "mode_select": "Valitse työkalu",
-    "mode_fhpath": "Kynätyökalu",
-    "mode_line": "Viivatyökalulla",
-    "mode_connect": "Connect two objects",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "Free-Hand suorakaide",
-    "mode_ellipse": "Soikion",
-    "mode_circle": "Ympyrään",
-    "mode_fhellipse": "Free-Hand Ellipse",
-    "mode_path": "Path Tool",
-    "mode_shapelib": "Shape library",
-    "mode_text": "Työkalua",
-    "mode_image": "Image Tool",
-    "mode_zoom": "Suurennustyökalu",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "NOTE: This image cannot be embedded. It will depend on this path to be displayed",
-    "undo": "Kumoa",
-    "redo": "Tulppaamalla ilmakanavan",
-    "tool_source": "Muokkaa lähdekoodipaketti",
-    "wireframe_mode": "Wireframe Mode",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "Tuoteryhmään Elements",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "Convert to Path",
-    "reorient_path": "Reorient path",
-    "ungroup": "Ungroup Elements",
-    "docprops": "Asiakirjan ominaisuudet",
-    "imagelib": "Image Library",
-    "move_bottom": "Move to Bottom",
-    "move_top": "Move to Top",
-    "node_clone": "Clone Node",
-    "node_delete": "Delete Node",
-    "node_link": "Link Control Points",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "Tallentaa",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Layer",
-    "layers": "Layers",
-    "del": "Poista Layer",
-    "move_down": "Siirrä Layer alas",
-    "new": "New Layer",
-    "rename": "Nimeä Layer",
-    "move_up": "Siirrä Layer",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "Move elements to:",
-    "move_selected": "Move selected elements to a different layer"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Image Properties",
-    "doc_title": "Title",
-    "doc_dims": "Canvas Dimensions",
-    "included_images": "Included Images",
-    "image_opt_embed": "Embed data (local files)",
-    "image_opt_ref": "Use file reference",
-    "editor_prefs": "Editor Preferences",
-    "icon_size": "Icon size",
-    "language": "Language",
-    "background": "Editor Background",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Note: Background will not be saved with image.",
-    "icon_large": "Large",
-    "icon_medium": "Medium",
-    "icon_small": "Small",
-    "icon_xlarge": "Extra Large",
-    "select_predefined": "Valitse ennalta:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Invalid value given",
-    "noContentToFitTo": "No content to fit to",
-    "dupeLayerName": "There is already a layer named that!",
-    "enterUniqueLayerName": "Please enter a unique layer name",
-    "enterNewLayerName": "Please enter the new layer name",
-    "layerHasThatName": "Layer already has that name",
-    "QmoveElemsToLayer": "Move selected elements to layer '%s'?",
-    "QwantToClear": "Do you want to clear the drawing?\nThis will also erase your undo history!",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "There were parsing errors in your SVG source.\nRevert back to original SVG source?",
-    "QignoreSourceChanges": "Ignore changes made to SVG source?",
-    "featNotSupported": "Feature not supported",
-    "enterNewImgURL": "Enter the new image URL",
-    "defsFailOnSave": "NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.",
-    "loadingImage": "Loading image, please wait...",
-    "saveFromBrowser": "Select \"Save As...\" in your browser to save this image as a %s file.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Move selected elements to layer '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.fr.js b/editor/locale/lang.fr.js
index 0ee8d8e6..597e1490 100644
--- a/editor/locale/lang.fr.js
+++ b/editor/locale/lang.fr.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "fr",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "OK",
-    "cancel": "Annuler",
-    "key_backspace": "Retour Arr.",
-    "key_del": "Suppr.",
-    "key_down": "Bas",
-    "key_up": "Haut",
-    "more_opts": "Plus d'options",
-    "url": "URL",
-    "width": "Largeur",
-    "height": "Hauteur"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: "Plus d'options",
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Propulsé par"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Montrer/cacher plus d'outils de contour",
-    "palette_info": "Cliquer pour changer la couleur de remplissage, Maj+clic pour changer la couleur de contour",
-    "zoom_level": "Changer le niveau de zoom",
-    "panel_drag": "Tirer vers la gauche/droite pour redimensionner le panneau"
+    toggle_stroke_tools: "Montrer/cacher plus d'outils de contour",
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identifier l'élément",
-    "fill_color": "Changer la couleur de remplissage",
-    "stroke_color": "Changer la couleur du contour",
-    "stroke_style": "Changer le style du contour",
-    "stroke_width": "Changer la largeur du contour de 1, Maj+clic pour changer la largeur de 0,1",
-    "pos_x": "Changer l'abscisse (coordonnée X)",
-    "pos_y": "Changer l'ordonnée (coordonnée Y)",
-    "linecap_butt": "Terminaison : Sur le nœud",
-    "linecap_round": "Terminaison : Arrondie",
-    "linecap_square": "Terminaison : Carrée",
-    "linejoin_bevel": "Raccord : Biseauté",
-    "linejoin_miter": "Raccord : Droit",
-    "linejoin_round": "Raccord : Arrondi",
-    "angle": "Changer l'angle de rotation",
-    "blur": "Changer la valeur du flou gaussien",
-    "opacity": "Changer l'opacité de l'élément sélectionné",
-    "circle_cx": "Changer la position horizontale cx du cercle",
-    "circle_cy": "Changer la position verticale cy du cercle",
-    "circle_r": "Changer le rayon du cercle",
-    "ellipse_cx": "Changer la position horizontale cx de l'ellipse",
-    "ellipse_cy": "Changer la position verticale cy de l'ellipse",
-    "ellipse_rx": "Changer le rayon horizontal x de l'ellipse",
-    "ellipse_ry": "Changer le rayon vertical y de l'ellipse",
-    "line_x1": "Changer la position horizontale x de début de la ligne",
-    "line_x2": "Changer la position horizontale x de fin de la ligne",
-    "line_y1": "Changer la position verticale y de début de la ligne",
-    "line_y2": "Changer la position verticale y de fin de la ligne",
-    "rect_height": "Changer la hauteur du rectangle",
-    "rect_width": "Changer la largeur du rectangle",
-    "corner_radius": "Changer le rayon des coins du rectangle",
-    "image_width": "Changer la largeur de l'image",
-    "image_height": "Changer la hauteur de l'image",
-    "image_url": "Modifier l'URL",
-    "node_x": "Changer la positon horizontale x du nœud",
-    "node_y": "Changer la position verticale y du nœud",
-    "seg_type": "Changer le type du segment",
-    "straight_segments": "Droit",
-    "curve_segments": "Courbe",
-    "text_contents": "Changer le contenu du texte",
-    "font_family": "Changer la famille de police",
-    "font_size": "Changer la taille de la police",
-    "bold": "Texte en gras",
-    "italic": "Texte en italique"
+    id: "Identifier l'élément",
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: "Changer l'abscisse (coordonnée X)",
+    pos_y: "Changer l'ordonnée (coordonnée Y)",
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: "Changer l'angle de rotation",
+    blur: 'blur',
+    opacity: "Changer l'opacité de l'élément sélectionné",
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: "Changer la position horizontale cx de l'ellipse",
+    ellipse_cy: "Changer la position verticale cy de l'ellipse",
+    ellipse_rx: "Changer le rayon horizontal x de l'ellipse",
+    ellipse_ry: "Changer le rayon vertical y de l'ellipse",
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: "Changer la largeur de l'image",
+    image_height: "Changer la hauteur de l'image",
+    image_url: "Modifier l'URL",
+    node_x: 'node_x',
+    node_y: 'node_y',
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Menu principal",
-    "bkgnd_color_opac": "Changer la couleur d'arrière-plan/l'opacité",
-    "connector_no_arrow": "Sans flèches",
-    "fitToContent": "Ajuster au contenu",
-    "fit_to_all": "Ajuster à l'ensemble du contenu",
-    "fit_to_canvas": "Ajuster au canevas",
-    "fit_to_layer_content": "Ajuster au contenu du calque",
-    "fit_to_sel": "Ajuster à la sélection",
-    "align_relative_to": "Aligner par rapport à…",
-    "relativeTo": "par rapport à :",
-    "page": "page",
-    "largest_object": "objet le plus gros",
-    "selected_objects": "objets sélectionnés",
-    "smallest_object": "objet le plus petit",
-    "new_doc": "Nouvelle image",
-    "open_doc": "Ouvrir une image SVG",
-    "export_img": "Exporter",
-    "save_doc": "Enregistrer l'image",
-    "import_doc": "Importer une image",
-    "align_to_page": "Aligner l'élément à la page",
-    "align_bottom": "Aligner en bas",
-    "align_center": "Centrer verticalement",
-    "align_left": "Aligner à gauche",
-    "align_middle": "Centrer horizontalement",
-    "align_right": "Aligner à droite",
-    "align_top": "Aligner en haut",
-    "mode_select": "Outil de sélection",
-    "mode_fhpath": "Crayon à main levée",
-    "mode_line": "Tracer des lignes",
-    "mode_connect": "Connecter deux objets",
-    "mode_rect": "Outil rectangle",
-    "mode_square": "Outil carré",
-    "mode_fhrect": "Rectangle à main levée",
-    "mode_ellipse": "Ellipse",
-    "mode_circle": "Cercle",
-    "mode_fhellipse": "Ellipse à main levée",
-    "mode_path": "Outil chemin",
-    "mode_shapelib": "Bibliothèque d'images",
-    "mode_text": "Outil texte",
-    "mode_image": "Outil image",
-    "mode_zoom": "Zoom",
-    "mode_eyedropper": "Outil pipette",
-    "no_embed": "NOTE : Cette image ne peut pas être incorporée. Elle sera chargée à cette adresse",
-    "undo": "Annuler",
-    "redo": "Restaurer",
-    "tool_source": "Modifier la source",
-    "wireframe_mode": "Mode Fil de fer",
-    "toggle_grid": "Montrer/cacher la grille",
-    "clone": "Cloner élément(s)",
-    "del": "Supprimer élément(s)",
-    "group_elements": "Grouper les éléments",
-    "make_link": "Créer un hyperlien",
-    "set_link_url": "Définir l'URL du lien (laisser vide pour supprimer)",
-    "to_path": "Convertir en chemin",
-    "reorient_path": "Réorienter le chemin",
-    "ungroup": "Dégrouper les éléments",
-    "docprops": "Propriétés du document",
-    "imagelib": "Bibliothèque d'images",
-    "move_bottom": "Déplacer vers le bas",
-    "move_top": "Déplacer vers le haut",
-    "node_clone": "Cloner le nœud",
-    "node_delete": "Supprimer le nœud",
-    "node_link": "Rendre les points de contrôle solidaires",
-    "add_subpath": "Ajouter un tracé secondaire",
-    "openclose_path": "Ouvrir/fermer le sous-chemin",
-    "source_save": "Appliquer les modifications",
-    "cut": "Couper",
-    "copy": "Copier",
-    "paste": "Coller",
-    "paste_in_place": "Coller sur place",
-    "delete": "Supprimer",
-    "group": "Grouper",
-    "move_front": "Placer au premier plan",
-    "move_up": "Avancer d'un plan",
-    "move_down": "Reculer d'un plan",
-    "move_back": "Placer au fond"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: "Changer la couleur d'arrière-plan/l'opacité",
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: "Ajuster à l'ensemble du contenu",
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: "Enregistrer l'image",
+    import_doc: 'import_doc',
+    align_to_page: "Aligner l'élément à la page",
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: "Bibliothèque d'images",
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: "Définir l'URL du lien (laisser vide pour supprimer)",
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: "Bibliothèque d'images",
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: "Avancer d'un plan",
+    move_down: "Reculer d'un plan",
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Calque",
-    "layers": "Calques",
-    "del": "Supprimer le calque",
-    "move_down": "Descendre le calque",
-    "new": "Nouveau calque",
-    "rename": "Renommer le calque",
-    "move_up": "Monter le calque",
-    "dupe": "Dupliquer le calque",
-    "merge_down": "Fusionner vers le bas",
-    "merge_all": "Tout fusionner",
-    "move_elems_to": "Déplacer les éléments vers :",
-    "move_selected": "Déplacer les éléments sélectionnés vers un autre calque"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Propriétés de l'image",
-    "doc_title": "Titre",
-    "doc_dims": "Dimensions du canevas",
-    "included_images": "Images insérées",
-    "image_opt_embed": "Incorporer les données des images (fichiers locaux)",
-    "image_opt_ref": "Utiliser l'adresse des fichiers",
-    "editor_prefs": "Préférences de l'éditeur",
-    "icon_size": "Taille des icônes",
-    "language": "Langue",
-    "background": "Toile de fond de l'éditeur",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Note : La toile de fond ne sera pas sauvegardée avec l'image.",
-    "icon_large": "Grande",
-    "icon_medium": "Moyenne",
-    "icon_small": "Petite",
-    "icon_xlarge": "Super grande",
-    "select_predefined": "Sélectionner prédéfinis :",
-    "units_and_rulers": "Unités et règles",
-    "show_rulers": "Afficher les règles",
-    "base_unit": "Unité de mesure :",
-    "grid": "Grille",
-    "snapping_onoff": "Ancrer oui/non",
-    "snapping_stepsize": "Pas d'ancrage :",
-    "grid_color": "Couleur de la grille"
+    image_props: "Propriétés de l'image",
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: "Utiliser l'adresse des fichiers",
+    editor_prefs: "Préférences de l'éditeur",
+    icon_size: 'icon_size',
+    language: 'language',
+    background: "Toile de fond de l'éditeur",
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: "Note : La toile de fond ne sera pas sauvegardée avec l'image.",
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: "Pas d'ancrage :",
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basique",
-    "object": "Objets",
-    "symbol": "Symboles",
-    "arrow": "Flèches",
-    "flowchart": "Diagramme de flux",
-    "animal": "Animaux",
-    "game": "Cartes & Échecs",
-    "dialog_balloon": "Bulles de dialogue",
-    "electronics": "Électronique",
-    "math": "Mathématiques",
-    "music": "Musique",
-    "misc": "Divers",
-    "raphael_1": "raphaeljs.com ensemble 1",
-    "raphael_2": "raphaeljs.com ensemble 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Choisir une bibliothèque d'images",
-    "show_list": "Afficher la liste de la bibliothèque",
-    "import_single": "Importation simple",
-    "import_multi": "Importation multiple",
-    "open": "Ouvrir en tant que nouveau document"
+    select_lib: "Choisir une bibliothèque d'images",
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Valeur fournie invalide",
-    "noContentToFitTo": "Il n'y a pas de contenu auquel ajuster",
-    "dupeLayerName": "Un autre calque porte déjà ce nom !",
-    "enterUniqueLayerName": "Veuillez entrer un nom (unique) pour le calque",
-    "enterNewLayerName": "Veuillez entrer le nouveau nom du calque",
-    "layerHasThatName": "Le calque porte déjà ce nom",
-    "QmoveElemsToLayer": "Déplacer les éléments sélectionnés vers le calque « %s » ?",
-    "QwantToClear": "Voulez-vous effacer le dessin ?\nL'historique de vos actions sera également effacé !",
-    "QwantToOpen": "Voulez-vous ouvrir un nouveau document ?\nVous perdrez l'historique de vos modifications !",
-    "QerrorsRevertToSource": "Il y a des erreurs de syntaxe dans votre code source SVG.\nRestaurer le code source SVG antérieur aux modifications ?",
-    "QignoreSourceChanges": "Ignorer les modifications faites à la source SVG ?",
-    "featNotSupported": "Fonction non supportée",
-    "enterNewImgURL": "Entrer la nouvelle URL de l'image",
-    "defsFailOnSave": "NOTE : En raison d'un bogue dans votre navigateur, il se peut que cette image ne soit pas correctement affichée (dégradés ou éléments manquants). Le souci sera néanmoins réglé à la sauvegarde.",
-    "loadingImage": "Chargement de l'image, veuillez patienter…",
-    "saveFromBrowser": "Sélectionner « Enregistrer sous… » dans votre navigateur pour sauvegarder l'image en tant que fichier %s.",
-    "noteTheseIssues": "Notez également les problèmes suivants : ",
-    "unsavedChanges": "Il y a des changements non sauvegardés.",
-    "enterNewLinkURL": "Entrez la nouvelle URL de l'hyperlien",
-    "errorLoadingSVG": "Erreur : Impossible de charger les données SVG",
-    "URLloadFail": "Impossible de charger l'URL",
-    "retrieving": "Récupération de « %s »…"
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: "Il n'y a pas de contenu auquel ajuster",
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: 'QmoveElemsToLayer',
+    QwantToClear: "Voulez-vous effacer le dessin ?\nL'historique de vos actions sera également effacé !",
+    QwantToOpen: "Voulez-vous ouvrir un nouveau document ?\nVous perdrez l'historique de vos modifications !",
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: "Entrer la nouvelle URL de l'image",
+    defsFailOnSave: "NOTE : En raison d'un bogue dans votre navigateur, il se peut que cette image ne soit pas correctement affichée (dégradés ou éléments manquants). Le souci sera néanmoins réglé à la sauvegarde.",
+    loadingImage: "Chargement de l'image, veuillez patienter…",
+    saveFromBrowser: "Sélectionner « Enregistrer sous… » dans votre navigateur pour sauvegarder l'image en tant que fichier %s.",
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: "Entrez la nouvelle URL de l'hyperlien",
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: "Impossible de charger l'URL",
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
     message: "Par défaut et si supporté, SVG-Edit peut stocker les préférences de l'éditeur " +
     "et le contenu SVG localement sur votre machine de sorte que vous n'ayez pas besoin de les " +
-    "rajouter chaque fois que vous chargez SVG-Edit. Si, pour des raisons de confidentialité, " +
-    "vous ne souhaitez pas stocker ces données sur votre machine, vous pouvez changer ce " +
-    "comportement ci-dessous.",
-    storagePrefsAndContent: "Stocker les préférences et le contenu SVG localement",
-    storagePrefsOnly: "Ne stocker localement que les préférences",
-    storagePrefs: "Stocker les préférences localement",
-    storageNoPrefsOrContent: "Ne stocker ni mes préférences ni mon contenu SVG localement",
-    storageNoPrefs: "Ne pas stocker mes préférences localement",
-    rememberLabel: "Se souvenir de ce choix ?",
+    'rajouter chaque fois que vous chargez SVG-Edit. Si, pour des raisons de confidentialité, ' +
+    'vous ne souhaitez pas stocker ces données sur votre machine, vous pouvez changer ce ' +
+    'comportement ci-dessous.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
     rememberTooltip: "Si vous choisissez de désactiver le stockage en mémorisant le choix, l'URL va changer afin que la question ne vous soit plus reposée."
   }
 });
diff --git a/editor/locale/lang.fy.js b/editor/locale/lang.fy.js
index 80dc2e93..cac27364 100644
--- a/editor/locale/lang.fy.js
+++ b/editor/locale/lang.fy.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "fy",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "Ok",
-    "cancel": "Ôfbrekke",
-    "key_backspace": "backspace",
-    "key_del": "delete",
-    "key_down": "omleech",
-    "key_up": "omheech",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Show/hide more stroke tools",
-    "palette_info": "Klik om de folkleur te feroarjen, shift-klik om de linekleur te feroarjen.",
-    "zoom_level": "Yn-/útzoome",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "Folkleur oanpasse",
-    "stroke_color": "Linekleur oanpasse",
-    "stroke_style": "Linestijl oanpasse",
-    "stroke_width": "Linebreedte oanpasse",
-    "pos_x": "X-koördinaat oanpasse",
-    "pos_y": "Y-koördinaat oanpasse",
-    "linecap_butt": "Linecap: Butt",
-    "linecap_round": "Linecap: Round",
-    "linecap_square": "Linecap: Square",
-    "linejoin_bevel": "Linejoin: Bevel",
-    "linejoin_miter": "Linejoin: Miter",
-    "linejoin_round": "Linejoin: Round",
-    "angle": "Draaie",
-    "blur": "Change gaussian blur value",
-    "opacity": "Trochsichtigens oanpasse",
-    "circle_cx": "Feroarje it X-koördinaat fan it middelpunt fan'e sirkel.",
-    "circle_cy": "Feroarje it Y-koördinaat fan it middelpunt fan'e sirkel.",
-    "circle_r": "Feroarje sirkelradius",
-    "ellipse_cx": "Feroarje it X-koördinaat fan it middelpunt fan'e ellips.",
-    "ellipse_cy": "Feroarje it Y-koördinaat fan it middelpunt fan'e ellips.",
-    "ellipse_rx": "Feroarje ellips X radius",
-    "ellipse_ry": "Feroarje ellips Y radius",
-    "line_x1": "Feroarje start X koördinaat fan'e line",
-    "line_x2": "Feroarje ein X koördinaat fan'e line",
-    "line_y1": "Feroarje start Y koördinaat fan'e line",
-    "line_y2": "Feroarje ein Y koördinaat fan'e line",
-    "rect_height": "Hichte rjochthoeke oanpasse",
-    "rect_width": "Breedte rjochthoeke oanpasse",
-    "corner_radius": "Hoekeradius oanpasse",
-    "image_width": "Breedte ôfbielding oanpasse",
-    "image_height": "Hichte ôfbielding oanpasse",
-    "image_url": "URL oanpasse",
-    "node_x": "X-koördinaat knooppunt oanpasse",
-    "node_y": "Y-koördinaat knooppunt oanpasse",
-    "seg_type": "Segmenttype oanpasse",
-    "straight_segments": "Rjocht",
-    "curve_segments": "Bûcht",
-    "text_contents": "Tekst oanpasse",
-    "font_family": "Lettertype oanpasse",
-    "font_size": "Lettergrutte oanpasse",
-    "bold": "Fet",
-    "italic": "Skean"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: "Feroarje it X-koördinaat fan it middelpunt fan'e sirkel.",
+    circle_cy: "Feroarje it Y-koördinaat fan it middelpunt fan'e sirkel.",
+    circle_r: 'circle_r',
+    ellipse_cx: "Feroarje it X-koördinaat fan it middelpunt fan'e ellips.",
+    ellipse_cy: "Feroarje it Y-koördinaat fan it middelpunt fan'e ellips.",
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: "Feroarje start X koördinaat fan'e line",
+    line_x2: "Feroarje ein X koördinaat fan'e line",
+    line_y1: "Feroarje start Y koördinaat fan'e line",
+    line_y2: "Feroarje ein Y koördinaat fan'e line",
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: 'node_x',
+    node_y: 'node_y',
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Main Menu",
-    "bkgnd_color_opac": "Eftergrûnkleur/trochsichtigens oanpasse",
-    "connector_no_arrow": "No arrow",
-    "fitToContent": "Passe op ynhâld",
-    "fit_to_all": "Op alle ynhâld passe",
-    "fit_to_canvas": "Op kanvas passe",
-    "fit_to_layer_content": "Op laachynhâld passe",
-    "fit_to_sel": "Op seleksje passe",
-    "align_relative_to": "Útlijne relatyf oan...",
-    "relativeTo": "Relatief tsjinoer:",
-    "page": "Side",
-    "largest_object": "Grutste ûnderdiel",
-    "selected_objects": "Selektearre ûnderdielen",
-    "smallest_object": "Lytste ûnderdiel",
-    "new_doc": "Nije ôfbielding",
-    "open_doc": "Ôfbielding iepenje",
-    "export_img": "Export",
-    "save_doc": "Ôfbielding bewarje",
-    "import_doc": "Import Image",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "Ûnder útlijne",
-    "align_center": "Midden útlijne",
-    "align_left": "Lofts útlijne",
-    "align_middle": "Midden útlijne",
-    "align_right": "Rjochts útlijne",
-    "align_top": "Boppe útlijne",
-    "mode_select": "Selektearje",
-    "mode_fhpath": "Potlead",
-    "mode_line": "Line",
-    "mode_connect": "Connect two objects",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "Frije rjochthoeke",
-    "mode_ellipse": "Ellips",
-    "mode_circle": "Sirkel",
-    "mode_fhellipse": "Frije ellips",
-    "mode_path": "Paad",
-    "mode_shapelib": "Shape library",
-    "mode_text": "Tekst",
-    "mode_image": "Ôfbielding",
-    "mode_zoom": "Zoom",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "NOTE: This image cannot be embedded. It will depend on this path to be displayed",
-    "undo": "Ungedien meitjse",
-    "redo": "Op 'e nij",
-    "tool_source": "Boarne oanpasse",
-    "wireframe_mode": "Triemodel",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "Ûnderdielen groepearje",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "Omsette nei paad",
-    "reorient_path": "Paad opnij orientearje",
-    "ungroup": "Groepering opheffe",
-    "docprops": "Dokuminteigenskippen",
-    "imagelib": "Image Library",
-    "move_bottom": "Nei eftergrûn",
-    "move_top": "Nei foargrûn",
-    "node_clone": "Knooppunt duplisearje",
-    "node_delete": "Knooppunt fuortsmite",
-    "node_link": "Knooppunten keppelje",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "Feroarings tapasse",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: "Op 'e nij",
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Laach",
-    "layers": "Layers",
-    "del": "Laach fuortsmite",
-    "move_down": "Laach omleech bringe",
-    "new": "Nije laach",
-    "rename": "Laach omneame",
-    "move_up": "Laach omheech bringe",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "Ûnderdielen ferplaate nei:",
-    "move_selected": "Selektearre ûnderdielen ferplaatse nei in oare laach"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Ôfbieldingseigenskippen",
-    "doc_title": "Titel",
-    "doc_dims": "Kanvasgrutte",
-    "included_images": "Ynslúten ôfbieldingen",
-    "image_opt_embed": "Ynformaasje tafoege (lokale triemen)",
-    "image_opt_ref": "Triemreferensje brûke",
-    "editor_prefs": "Eigenskippen bewurker",
-    "icon_size": "Ikoangrutte",
-    "language": "Taal",
-    "background": "Eftergrûn bewurker",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Let op: de eftergrûn wurd net mei de ôfbielding bewarre.",
-    "icon_large": "Grut",
-    "icon_medium": "Middel",
-    "icon_small": "Lyts",
-    "icon_xlarge": "Ekstra grut",
-    "select_predefined": "Selektearje:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Ferkearde waarde jûn",
-    "noContentToFitTo": "Gjin ynhâld om te passen",
-    "dupeLayerName": "Der is al in laach mei dy namme!",
-    "enterUniqueLayerName": "Type in unyke laachnamme",
-    "enterNewLayerName": "Type in nije laachnamme",
-    "layerHasThatName": "Laach hat dy namme al",
-    "QmoveElemsToLayer": "Selektearre ûnderdielen ferplaatse nei '%s'?",
-    "QwantToClear": "Ôfbielding leechmeitsje? Dit sil ek de skiednis fuortsmite!",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "Der wiene flaters yn de SVG-boarne.\nWeromgean nei foarige SVG-boarne?",
-    "QignoreSourceChanges": "Feroarings yn SVG-boarne negeare?",
-    "featNotSupported": "Funksje wurdt net ûndersteund",
-    "enterNewImgURL": "Jou de nije URL",
-    "defsFailOnSave": "NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.",
-    "loadingImage": "Loading image, please wait...",
-    "saveFromBrowser": "Select \"Save As...\" in your browser to save this image as a %s file.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Selektearre ûnderdielen ferplaatse nei '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.ga.js b/editor/locale/lang.ga.js
index 5da9ec11..be94988c 100644
--- a/editor/locale/lang.ga.js
+++ b/editor/locale/lang.ga.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "ga",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "Sábháil",
-    "cancel": "Cealaigh",
-    "key_backspace": "backspace",
-    "key_del": "delete",
-    "key_down": "down",
-    "key_up": "up",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Show/hide more stroke tools",
-    "palette_info": "Cliceáil chun athrú a líonadh dath, aistriú-cliceáil chun dath a athrú stróc",
-    "zoom_level": "Athraigh súmáil leibhéal",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "Athraigh an dath a líonadh",
-    "stroke_color": "Dath stróc Athrú",
-    "stroke_style": "Athraigh an stíl Fleasc stróc",
-    "stroke_width": "Leithead stróc Athrú",
-    "pos_x": "Change X coordinate",
-    "pos_y": "Change Y coordinate",
-    "linecap_butt": "Linecap: Butt",
-    "linecap_round": "Linecap: Round",
-    "linecap_square": "Linecap: Square",
-    "linejoin_bevel": "Linejoin: Bevel",
-    "linejoin_miter": "Linejoin: Miter",
-    "linejoin_round": "Linejoin: Round",
-    "angle": "Uillinn rothlaithe Athrú",
-    "blur": "Change gaussian blur value",
-    "opacity": "Athraigh roghnaithe teimhneacht mír",
-    "circle_cx": "Athraigh an ciorcal a chomhordú CX",
-    "circle_cy": "Athraigh an ciorcal a chomhordú ga",
-    "circle_r": "Athraigh an ciorcal&#39;s ga",
-    "ellipse_cx": "Athraigh Éilips&#39;s CX a chomhordú",
-    "ellipse_cy": "Athraigh an Éilips a chomhordú ga",
-    "ellipse_rx": "Éilips Athraigh an gha x",
-    "ellipse_ry": "Éilips Athraigh an gha y",
-    "line_x1": "Athraigh an líne tosaigh a chomhordú x",
-    "line_x2": "Athraigh an líne deireadh x chomhordú",
-    "line_y1": "Athraigh an líne tosaigh a chomhordú y",
-    "line_y2": "Athrú ar líne deireadh y chomhordú",
-    "rect_height": "Airde dronuilleog Athrú",
-    "rect_width": "Leithead dronuilleog Athrú",
-    "corner_radius": "Athraigh Dronuilleog Cúinne na Ga",
-    "image_width": "Leithead íomhá Athrú",
-    "image_height": "Airde íomhá Athrú",
-    "image_url": "Athraigh an URL",
-    "node_x": "Change node's x coordinate",
-    "node_y": "Change node's y coordinate",
-    "seg_type": "Change Segment type",
-    "straight_segments": "Straight",
-    "curve_segments": "Curve",
-    "text_contents": "Inneachar Athraigh téacs",
-    "font_family": "Athraigh an Cló Teaghlaigh",
-    "font_size": "Athraigh Clómhéid",
-    "bold": "Trom Téacs",
-    "italic": "Iodálach Téacs"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: "Change node's x coordinate",
+    node_y: "Change node's y coordinate",
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Main Menu",
-    "bkgnd_color_opac": "Dath cúlra Athraigh / teimhneacht",
-    "connector_no_arrow": "No arrow",
-    "fitToContent": "Fit to Content",
-    "fit_to_all": "Laghdaigh do gach ábhar",
-    "fit_to_canvas": "Laghdaigh ar chanbhás",
-    "fit_to_layer_content": "Laghdaigh shraith ábhar a",
-    "fit_to_sel": "Laghdaigh a roghnú",
-    "align_relative_to": "Ailínigh i gcomparáid leis ...",
-    "relativeTo": "i gcomparáid leis:",
-    "page": "leathanach",
-    "largest_object": "réad is mó",
-    "selected_objects": "réada tofa",
-    "smallest_object": "lú réad",
-    "new_doc": "Íomhá Nua",
-    "open_doc": "Íomhá Oscailte",
-    "export_img": "Export",
-    "save_doc": "Sábháil Íomhá",
-    "import_doc": "Import Image",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "Cineál Bun",
-    "align_center": "Ailínigh sa Lár",
-    "align_left": "Ailínigh ar Chlé",
-    "align_middle": "Cineál Middle",
-    "align_right": "Ailínigh ar Dheis",
-    "align_top": "Cineál Barr",
-    "mode_select": "Roghnaigh Uirlis",
-    "mode_fhpath": "Phionsail Uirlis",
-    "mode_line": "Uirlis Líne",
-    "mode_connect": "Connect two objects",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "Saor Hand Dronuilleog",
-    "mode_ellipse": "Éilips",
-    "mode_circle": "Ciorcal",
-    "mode_fhellipse": "Free-Hand Ellipse",
-    "mode_path": "Path Tool",
-    "mode_shapelib": "Shape library",
-    "mode_text": "Téacs Uirlis",
-    "mode_image": "Íomhá Uirlis",
-    "mode_zoom": "Zúmáil Uirlis",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "NOTE: This image cannot be embedded. It will depend on this path to be displayed",
-    "undo": "Cealaigh",
-    "redo": "Athdhéan",
-    "tool_source": "Cuir Foinse",
-    "wireframe_mode": "Wireframe Mode",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "Eilimintí Grúpa",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "Convert to Path",
-    "reorient_path": "Reorient path",
-    "ungroup": "Eilimintí Díghrúpáil",
-    "docprops": "Doiciméad Airíonna",
-    "imagelib": "Image Library",
-    "move_bottom": "Téigh go Bun",
-    "move_top": "Téigh go Barr",
-    "node_clone": "Clone Node",
-    "node_delete": "Delete Node",
-    "node_link": "Link Control Points",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "Sábháil",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Layer",
-    "layers": "Layers",
-    "del": "Scrios Sraith",
-    "move_down": "Bog Sraith Síos",
-    "new": "Sraith Nua",
-    "rename": "Athainmnigh Sraith",
-    "move_up": "Bog Sraith Suas",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "Move elements to:",
-    "move_selected": "Move selected elements to a different layer"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Image Properties",
-    "doc_title": "Title",
-    "doc_dims": "Canvas Dimensions",
-    "included_images": "Included Images",
-    "image_opt_embed": "Embed data (local files)",
-    "image_opt_ref": "Use file reference",
-    "editor_prefs": "Editor Preferences",
-    "icon_size": "Icon size",
-    "language": "Language",
-    "background": "Editor Background",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Note: Background will not be saved with image.",
-    "icon_large": "Large",
-    "icon_medium": "Medium",
-    "icon_small": "Small",
-    "icon_xlarge": "Extra Large",
-    "select_predefined": "Roghnaigh réamhshainithe:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Invalid value given",
-    "noContentToFitTo": "No content to fit to",
-    "dupeLayerName": "There is already a layer named that!",
-    "enterUniqueLayerName": "Please enter a unique layer name",
-    "enterNewLayerName": "Please enter the new layer name",
-    "layerHasThatName": "Layer already has that name",
-    "QmoveElemsToLayer": "Move selected elements to layer '%s'?",
-    "QwantToClear": "Do you want to clear the drawing?\nThis will also erase your undo history!",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "There were parsing errors in your SVG source.\nRevert back to original SVG source?",
-    "QignoreSourceChanges": "Ignore changes made to SVG source?",
-    "featNotSupported": "Feature not supported",
-    "enterNewImgURL": "Enter the new image URL",
-    "defsFailOnSave": "NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.",
-    "loadingImage": "Loading image, please wait...",
-    "saveFromBrowser": "Select \"Save As...\" in your browser to save this image as a %s file.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Move selected elements to layer '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.gl.js b/editor/locale/lang.gl.js
index a4cb0117..be94988c 100644
--- a/editor/locale/lang.gl.js
+++ b/editor/locale/lang.gl.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "gl",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "Gardar",
-    "cancel": "Cancelar",
-    "key_backspace": "backspace",
-    "key_del": "delete",
-    "key_down": "down",
-    "key_up": "up",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Show/hide more stroke tools",
-    "palette_info": "Preme aquí para cambiar a cor de recheo, Shift-clic para cambiar a cor do curso",
-    "zoom_level": "Cambiar o nivel de zoom",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "Cambia-la cor de recheo",
-    "stroke_color": "Cambiar a cor do curso",
-    "stroke_style": "Modifica o estilo do trazo do curso",
-    "stroke_width": "Cambiar o ancho do curso",
-    "pos_x": "Change X coordinate",
-    "pos_y": "Change Y coordinate",
-    "linecap_butt": "Linecap: Butt",
-    "linecap_round": "Linecap: Round",
-    "linecap_square": "Linecap: Square",
-    "linejoin_bevel": "Linejoin: Bevel",
-    "linejoin_miter": "Linejoin: Miter",
-    "linejoin_round": "Linejoin: Round",
-    "angle": "Cambiar o ángulo de xiro",
-    "blur": "Change gaussian blur value",
-    "opacity": "Cambia a opacidade elemento seleccionado",
-    "circle_cx": "Cx Cambiar círculo de coordenadas",
-    "circle_cy": "Círculo Cambio cy coordinar",
-    "circle_r": "Cambiar círculo de raio",
-    "ellipse_cx": "Cambiar elipse cx coordinar",
-    "ellipse_cy": "Elipse Cambio cy coordinar",
-    "ellipse_rx": "Raios X Change elipse",
-    "ellipse_ry": "Radio y Change elipse",
-    "line_x1": "Cambie a liña de partida coordenada x",
-    "line_x2": "Cambie a liña acaba coordenada x",
-    "line_y1": "Cambio na liña do recurso coordinada y",
-    "line_y2": "Salto de liña acaba coordinada y",
-    "rect_height": "Cambiar altura do rectángulo",
-    "rect_width": "Cambiar a largo rectángulo",
-    "corner_radius": "Cambiar Corner Rectangle Radius",
-    "image_width": "Cambiar o ancho da imaxe",
-    "image_height": "Cambiar altura da imaxe",
-    "image_url": "Cambiar URL",
-    "node_x": "Change node's x coordinate",
-    "node_y": "Change node's y coordinate",
-    "seg_type": "Change Segment type",
-    "straight_segments": "Straight",
-    "curve_segments": "Curve",
-    "text_contents": "Cambiar o contido de texto",
-    "font_family": "Cambiar fonte Familia",
-    "font_size": "Mudar tamaño de letra",
-    "bold": "Bold Text",
-    "italic": "Texto en cursiva"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: "Change node's x coordinate",
+    node_y: "Change node's y coordinate",
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Main Menu",
-    "bkgnd_color_opac": "Mudar a cor de fondo / Opacidade",
-    "connector_no_arrow": "No arrow",
-    "fitToContent": "Axustar ó contido",
-    "fit_to_all": "Axustar a todo o contido",
-    "fit_to_canvas": "Axustar a pantalla",
-    "fit_to_layer_content": "Axustar o contido da capa de",
-    "fit_to_sel": "Axustar a selección",
-    "align_relative_to": "Aliñar en relación a ...",
-    "relativeTo": "en relación ao:",
-    "page": "Portada",
-    "largest_object": "maior obxecto",
-    "selected_objects": "obxectos elixidos",
-    "smallest_object": "menor obxecto",
-    "new_doc": "Nova Imaxe",
-    "open_doc": "Abrir Imaxe",
-    "export_img": "Export",
-    "save_doc": "Gardar Imaxe",
-    "import_doc": "Import Image",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "Align bottom",
-    "align_center": "Centrar",
-    "align_left": "Aliñar á Esquerda",
-    "align_middle": "Aliñar Medio",
-    "align_right": "Aliñar á Dereita",
-    "align_top": "Align Top",
-    "mode_select": "Seleccionar a ferramenta",
-    "mode_fhpath": "Ferramenta Lapis",
-    "mode_line": "Ferramenta Liña",
-    "mode_connect": "Connect two objects",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "Free-Hand Rectangle",
-    "mode_ellipse": "Elipse",
-    "mode_circle": "Circle",
-    "mode_fhellipse": "Free-Hand Ellipse",
-    "mode_path": "Path Tool",
-    "mode_shapelib": "Shape library",
-    "mode_text": "Ferramenta de Texto",
-    "mode_image": "Image Tool",
-    "mode_zoom": "Zoom Tool",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "NOTE: This image cannot be embedded. It will depend on this path to be displayed",
-    "undo": "Desfacer",
-    "redo": "Volver",
-    "tool_source": "Fonte Editar",
-    "wireframe_mode": "Wireframe Mode",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "Elementos do grupo",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "Convert to Path",
-    "reorient_path": "Reorient path",
-    "ungroup": "Elementos Desagrupadas",
-    "docprops": "Propriedades do Documento",
-    "imagelib": "Image Library",
-    "move_bottom": "Move a Bottom",
-    "move_top": "Move to Top",
-    "node_clone": "Clone Node",
-    "node_delete": "Delete Node",
-    "node_link": "Link Control Points",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "Gardar",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Layer",
-    "layers": "Layers",
-    "del": "Delete Layer",
-    "move_down": "Move capa inferior",
-    "new": "New Layer",
-    "rename": "Rename Layer",
-    "move_up": "Move Layer Up",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "Move elements to:",
-    "move_selected": "Move selected elements to a different layer"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Image Properties",
-    "doc_title": "Title",
-    "doc_dims": "Canvas Dimensions",
-    "included_images": "Included Images",
-    "image_opt_embed": "Embed data (local files)",
-    "image_opt_ref": "Use file reference",
-    "editor_prefs": "Editor Preferences",
-    "icon_size": "Icon size",
-    "language": "Language",
-    "background": "Editor Background",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Note: Background will not be saved with image.",
-    "icon_large": "Large",
-    "icon_medium": "Medium",
-    "icon_small": "Small",
-    "icon_xlarge": "Extra Large",
-    "select_predefined": "Seleccione por defecto:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Invalid value given",
-    "noContentToFitTo": "No content to fit to",
-    "dupeLayerName": "There is already a layer named that!",
-    "enterUniqueLayerName": "Please enter a unique layer name",
-    "enterNewLayerName": "Please enter the new layer name",
-    "layerHasThatName": "Layer already has that name",
-    "QmoveElemsToLayer": "Move selected elements to layer '%s'?",
-    "QwantToClear": "Do you want to clear the drawing?\nThis will also erase your undo history!",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "There were parsing errors in your SVG source.\nRevert back to original SVG source?",
-    "QignoreSourceChanges": "Ignore changes made to SVG source?",
-    "featNotSupported": "Feature not supported",
-    "enterNewImgURL": "Enter the new image URL",
-    "defsFailOnSave": "NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.",
-    "loadingImage": "Loading image, please wait...",
-    "saveFromBrowser": "Select \"Save As...\" in your browser to save this image as a %s file.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Move selected elements to layer '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.he.js b/editor/locale/lang.he.js
index d9a406f0..be94988c 100755
--- a/editor/locale/lang.he.js
+++ b/editor/locale/lang.he.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "he",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "לשמור",
-    "cancel": "ביטול",
-    "key_backspace": "backspace",
-    "key_del": "delete",
-    "key_down": "down",
-    "key_up": "up",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Show/hide more stroke tools",
-    "palette_info": "לחץ כדי לשנות צבע מילוי, לחץ על Shift-לשנות צבע שבץ",
-    "zoom_level": "שינוי גודל תצוגה",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "שינוי צבע מילוי",
-    "stroke_color": "שינוי צבע שבץ",
-    "stroke_style": "דש שבץ שינוי סגנון",
-    "stroke_width": "שינוי רוחב שבץ",
-    "pos_x": "Change X coordinate",
-    "pos_y": "Change Y coordinate",
-    "linecap_butt": "Linecap: Butt",
-    "linecap_round": "Linecap: Round",
-    "linecap_square": "Linecap: Square",
-    "linejoin_bevel": "Linejoin: Bevel",
-    "linejoin_miter": "Linejoin: Miter",
-    "linejoin_round": "Linejoin: Round",
-    "angle": "שינוי זווית הסיבוב",
-    "blur": "Change gaussian blur value",
-    "opacity": "שינוי הפריט הנבחר אטימות",
-    "circle_cx": "CX מעגל של שנה לתאם",
-    "circle_cy": "מעגל שנה של cy לתאם",
-    "circle_r": "מעגל שנה של רדיוס",
-    "ellipse_cx": "שינוי של אליפסה CX לתאם",
-    "ellipse_cy": "אליפסה שינוי של cy לתאם",
-    "ellipse_rx": "אליפסה שינוי של רדיוס x",
-    "ellipse_ry": "אליפסה שינוי של Y רדיוס",
-    "line_x1": "שינוי קו ההתחלה של x לתאם",
-    "line_x2": "שינוי קו הסיום של x לתאם",
-    "line_y1": "שינוי קו ההתחלה של Y לתאם",
-    "line_y2": "שינוי קו הסיום של Y לתאם",
-    "rect_height": "שינוי גובה המלבן",
-    "rect_width": "שינוי רוחב המלבן",
-    "corner_radius": "לשנות מלבן פינת רדיוס",
-    "image_width": "שינוי רוחב התמונה",
-    "image_height": "שינוי גובה התמונה",
-    "image_url": "שינוי כתובת",
-    "node_x": "Change node's x coordinate",
-    "node_y": "Change node's y coordinate",
-    "seg_type": "Change Segment type",
-    "straight_segments": "Straight",
-    "curve_segments": "Curve",
-    "text_contents": "שינוי תוכן טקסט",
-    "font_family": "שינוי גופן משפחה",
-    "font_size": "שנה גודל גופן",
-    "bold": "טקסט מודגש",
-    "italic": "טקסט נטוי"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: "Change node's x coordinate",
+    node_y: "Change node's y coordinate",
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Main Menu",
-    "bkgnd_color_opac": "שנה את צבע הרקע / אטימות",
-    "connector_no_arrow": "No arrow",
-    "fitToContent": "התאם תוכן",
-    "fit_to_all": "התאם התכנים",
-    "fit_to_canvas": "התאם בד",
-    "fit_to_layer_content": "מתאים לתוכן שכבת",
-    "fit_to_sel": "התאם הבחירה",
-    "align_relative_to": "יישור ביחס ...",
-    "relativeTo": "יחסית:",
-    "page": "דף",
-    "largest_object": "האובייקט הגדול",
-    "selected_objects": "elected objects",
-    "smallest_object": "הקטן אובייקט",
-    "new_doc": "תמונה חדשה",
-    "open_doc": "פתח תמונה",
-    "export_img": "Export",
-    "save_doc": "שמור תמונה",
-    "import_doc": "Import Image",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "יישור תחתון",
-    "align_center": "ישור לאמצע",
-    "align_left": "יישור לשמאל",
-    "align_middle": "יישור התיכון",
-    "align_right": "יישור לימין",
-    "align_top": "יישור למעלה",
-    "mode_select": "Select Tool",
-    "mode_fhpath": "כלי העיפרון",
-    "mode_line": "כלי הקו",
-    "mode_connect": "Connect two objects",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "Free-Hand מלבן",
-    "mode_ellipse": "אליפסה",
-    "mode_circle": "Circle",
-    "mode_fhellipse": "Free-Hand אליפסה",
-    "mode_path": "Path Tool",
-    "mode_shapelib": "Shape library",
-    "mode_text": "כלי טקסט",
-    "mode_image": "כלי תמונה",
-    "mode_zoom": "זום כלי",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "NOTE: This image cannot be embedded. It will depend on this path to be displayed",
-    "undo": "בטל",
-    "redo": "בצע שוב",
-    "tool_source": "מקור ערוך",
-    "wireframe_mode": "Wireframe Mode",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "אלמנטים הקבוצה",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "Convert to Path",
-    "reorient_path": "Reorient path",
-    "ungroup": "אלמנטים פרק קבוצה",
-    "docprops": "מאפייני מסמך",
-    "imagelib": "Image Library",
-    "move_bottom": "הזז למטה",
-    "move_top": "עבור לראש הדף",
-    "node_clone": "Clone Node",
-    "node_delete": "Delete Node",
-    "node_link": "Link Control Points",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "לשמור",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Layer",
-    "layers": "Layers",
-    "del": "מחיקת שכבה",
-    "move_down": "הזז למטה שכבה",
-    "new": "שכבהחדשה",
-    "rename": "שינוי שם שכבה",
-    "move_up": "העבר שכבה Up",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "Move elements to:",
-    "move_selected": "Move selected elements to a different layer"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Image Properties",
-    "doc_title": "Title",
-    "doc_dims": "Canvas Dimensions",
-    "included_images": "Included Images",
-    "image_opt_embed": "Embed data (local files)",
-    "image_opt_ref": "Use file reference",
-    "editor_prefs": "Editor Preferences",
-    "icon_size": "Icon size",
-    "language": "Language",
-    "background": "Editor Background",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Note: Background will not be saved with image.",
-    "icon_large": "Large",
-    "icon_medium": "Medium",
-    "icon_small": "Small",
-    "icon_xlarge": "Extra Large",
-    "select_predefined": "בחר מוגדרים מראש:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Invalid value given",
-    "noContentToFitTo": "No content to fit to",
-    "dupeLayerName": "There is already a layer named that!",
-    "enterUniqueLayerName": "Please enter a unique layer name",
-    "enterNewLayerName": "Please enter the new layer name",
-    "layerHasThatName": "Layer already has that name",
-    "QmoveElemsToLayer": "Move selected elements to layer '%s'?",
-    "QwantToClear": "Do you want to clear the drawing?\nThis will also erase your undo history!",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "There were parsing errors in your SVG source.\nRevert back to original SVG source?",
-    "QignoreSourceChanges": "Ignore changes made to SVG source?",
-    "featNotSupported": "Feature not supported",
-    "enterNewImgURL": "Enter the new image URL",
-    "defsFailOnSave": "NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.",
-    "loadingImage": "Loading image, please wait...",
-    "saveFromBrowser": "Select \"Save As...\" in your browser to save this image as a %s file.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Move selected elements to layer '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.hi.js b/editor/locale/lang.hi.js
index 97f0cc77..d83aebf4 100644
--- a/editor/locale/lang.hi.js
+++ b/editor/locale/lang.hi.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "hi",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "बचाना",
-    "cancel": "रद्द करें",
-    "key_backspace": "बैकस्पेस",
-    "key_del": "हटायें",
-    "key_down": "नीचे",
-    "key_up": "ऊपर",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Show/hide more stroke tools",
-    "palette_info": "रंग बदलने पर क्लिक करें, बदलाव भरने के क्लिक करने के लिए स्ट्रोक का रंग बदलने के लिए",
-    "zoom_level": "बदलें स्तर ज़ूम",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "बदलें का रंग भरना",
-    "stroke_color": "बदलें स्ट्रोक रंग",
-    "stroke_style": "बदलें स्ट्रोक डेश शैली",
-    "stroke_width": "बदलें स्ट्रोक चौड़ाई",
-    "pos_x": "X समकक्ष बदलें ",
-    "pos_y": "Y समकक्ष बदलें",
-    "linecap_butt": "Linecap: Butt",
-    "linecap_round": "Linecap: Round",
-    "linecap_square": "Linecap: Square",
-    "linejoin_bevel": "Linejoin: Bevel",
-    "linejoin_miter": "Linejoin: Miter",
-    "linejoin_round": "Linejoin: Round",
-    "angle": "बदलें रोटेशन कोण",
-    "blur": "Change gaussian blur value",
-    "opacity": "पारदर्शिता बदलें",
-    "circle_cx": "बदल रहा है चक्र cx समन्वय",
-    "circle_cy": "परिवर्तन चक्र cy समन्वय है",
-    "circle_r": "बदल रहा है चक्र त्रिज्या",
-    "ellipse_cx": "बदलें दीर्घवृत्त है cx समन्वय",
-    "ellipse_cy": "बदलें दीर्घवृत्त cy समन्वय है",
-    "ellipse_rx": "बदल रहा है दीर्घवृत्त x त्रिज्या",
-    "ellipse_ry": "बदल रहा है दीर्घवृत्त y त्रिज्या",
-    "line_x1": "बदल रहा है लाइन x समन्वय शुरू",
-    "line_x2": "बदल रहा है लाइन x समन्वय समाप्त",
-    "line_y1": "बदलें रेखा y शुरू हो रहा है समन्वय",
-    "line_y2": "बदलें रेखा y अंत है समन्वय",
-    "rect_height": "बदलें आयत ऊंचाई",
-    "rect_width": "बदलें आयत चौड़ाई",
-    "corner_radius": "बदलें आयत कॉर्नर त्रिज्या",
-    "image_width": "बदलें छवि चौड़ाई",
-    "image_height": "बदलें छवि ऊँचाई",
-    "image_url": "बदलें यूआरएल",
-    "node_x": "नोड का x समकक्ष बदलें",
-    "node_y": "नोड का y समकक्ष बदलें",
-    "seg_type": "वर्ग प्रकार बदलें",
-    "straight_segments": "सीधे वर्ग",
-    "curve_segments": "घुमाव",
-    "text_contents": "बदलें पाठ सामग्री",
-    "font_family": "बदलें फ़ॉन्ट परिवार",
-    "font_size": "फ़ॉन्ट का आकार बदलें",
-    "bold": "मोटा पाठ",
-    "italic": "इटैलिक पाठ"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: 'node_x',
+    node_y: 'node_y',
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Main Menu",
-    "bkgnd_color_opac": "पृष्ठभूमि का रंग बदल / अस्पष्टता",
-    "connector_no_arrow": "No arrow",
-    "fitToContent": "सामग्री के लिए फिट",
-    "fit_to_all": "सभी सामग्री के लिए फिट",
-    "fit_to_canvas": "फिट कैनवास को",
-    "fit_to_layer_content": "फिट परत सामग्री के लिए",
-    "fit_to_sel": "चयन के लिए फिट",
-    "align_relative_to": "संरेखित करें रिश्तेदार को ...",
-    "relativeTo": "रिश्तेदार को:",
-    "page": "पृष्ठ",
-    "largest_object": "सबसे बड़ी वस्तु",
-    "selected_objects": "निर्वाचित वस्तुओं",
-    "smallest_object": "छोटी से छोटी वस्तु",
-    "new_doc": "नई छवि",
-    "open_doc": "छवि खोलें",
-    "export_img": "Export",
-    "save_doc": "सहेजें छवि",
-    "import_doc": "Import Image",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "तलमेंपंक्तिबद्धकरें",
-    "align_center": "मध्य में समंजित करें",
-    "align_left": " पंक्तिबद्ध करें",
-    "align_middle": "मध्य संरेखित करें",
-    "align_right": "दायाँपंक्तिबद्धकरें",
-    "align_top": "शीर्षमेंपंक्तिबद्धकरें",
-    "mode_select": "उपकरण चुनें",
-    "mode_fhpath": "पेंसिल उपकरण",
-    "mode_line": "लाइन उपकरण",
-    "mode_connect": "Connect two objects",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "नि: शुल्क हाथ आयत",
-    "mode_ellipse": "दीर्घवृत्त",
-    "mode_circle": "वृत्त",
-    "mode_fhellipse": "नि: शुल्क हाथ दीर्घवृत्त",
-    "mode_path": "Path Tool",
-    "mode_shapelib": "Shape library",
-    "mode_text": "पाठ उपकरण",
-    "mode_image": "छवि उपकरण",
-    "mode_zoom": "ज़ूम उपकरण",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "NOTE: This image cannot be embedded. It will depend on this path to be displayed",
-    "undo": "पूर्ववत करें",
-    "redo": "फिर से करें",
-    "tool_source": "स्रोत में बदलाव करें",
-    "wireframe_mode": "रूपरेखा मोड",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "समूह तत्वों",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "पथ में बदलें",
-    "reorient_path": "पथ को नई दिशा दें",
-    "ungroup": "अंश को समूह से अलग करें",
-    "docprops": "दस्तावेज़ गुण",
-    "imagelib": "Image Library",
-    "move_bottom": "नीचे ले जाएँ",
-    "move_top": "ऊपर ले जाएँ",
-    "node_clone": "नोड क्लोन",
-    "node_delete": "नोड हटायें",
-    "node_link": "कड़ी नियंत्रण बिंदु",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "बचाना",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "परत",
-    "layers": "Layers",
-    "del": "परत हटाएँ",
-    "move_down": "परत नीचे ले जाएँ",
-    "new": "नई परत",
-    "rename": "परत का नाम बदलें",
-    "move_up": "परत ऊपर ले जाएँ",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "अंश को ले जाएँ:",
-    "move_selected": "चयनित अंश को दूसरी परत पर  ले जाएँ"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "छवि के गुण",
-    "doc_title": "शीर्षक",
-    "doc_dims": "कैनवास आयाम",
-    "included_images": "शामिल छवियाँ",
-    "image_opt_embed": "एम्बेड डेटा (स्थानीय फ़ाइलें)",
-    "image_opt_ref": "फाइल के संदर्भ का प्रयोग",
-    "editor_prefs": "संपादक वरीयताएँ",
-    "icon_size": "चिह्न का आकार",
-    "language": "भाषा",
-    "background": "संपादक पृष्ठभूमि",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "नोट: पृष्ठभूमि छवि के साथ नहीं बचायी जाएगी",
-    "icon_large": "बड़ा",
-    "icon_medium": "मध्यम",
-    "icon_small": "छोटा",
-    "icon_xlarge": "बहुत बड़ा",
-    "select_predefined": "चुनें पूर्वनिर्धारित:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "अमान्य मूल्य",
-    "noContentToFitTo": "कोई सामग्री फिट करने के लिए उपलब्ध नहीं",
-    "dupeLayerName": "इस नाम कि परत पहले से मौजूद है !",
-    "enterUniqueLayerName": "कृपया परत का एक अद्वितीय नाम डालें",
-    "enterNewLayerName": "कृपया परत का एक नया नाम डालें",
-    "layerHasThatName": "परत का पहले से ही यही नाम है",
-    "QmoveElemsToLayer": "चयनित अंश को परत '%s' पर ले जाएँ ?",
-    "QwantToClear": "क्या आप छवि साफ़ करना चाहते हैं?\nयह आपके उन्डू  इतिहास को भी मिटा देगा!",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "आपके एस.वी.जी. स्रोत में त्रुटियों थी.\nक्या आप मूल एस.वी.जी स्रोत पर वापिस जाना चाहते हैं?",
-    "QignoreSourceChanges": "एसवीजी स्रोत से लाये बदलावों को ध्यान न दें?",
-    "featNotSupported": "सुविधा असमर्थित है",
-    "enterNewImgURL": "नई छवि URL दर्ज करें",
-    "defsFailOnSave": "NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.",
-    "loadingImage": "Loading image, please wait...",
-    "saveFromBrowser": "Select \"Save As...\" in your browser to save this image as a %s file.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "चयनित अंश को परत '%s' पर ले जाएँ ?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.hr.js b/editor/locale/lang.hr.js
index 6bc0c0be..be94988c 100644
--- a/editor/locale/lang.hr.js
+++ b/editor/locale/lang.hr.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "hr",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "Spremiti",
-    "cancel": "Odustani",
-    "key_backspace": "backspace",
-    "key_del": "delete",
-    "key_down": "down",
-    "key_up": "up",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Show/hide more stroke tools",
-    "palette_info": "Kliknite promijeniti boju ispune, shift-click to promijeniti boju moždanog udara",
-    "zoom_level": "Promjena razine zumiranja",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "Promjena boje ispune",
-    "stroke_color": "Promjena boje moždani udar",
-    "stroke_style": "Promijeni stroke crtica stil",
-    "stroke_width": "Promjena širine moždani udar",
-    "pos_x": "Change X coordinate",
-    "pos_y": "Change Y coordinate",
-    "linecap_butt": "Linecap: Butt",
-    "linecap_round": "Linecap: Round",
-    "linecap_square": "Linecap: Square",
-    "linejoin_bevel": "Linejoin: Bevel",
-    "linejoin_miter": "Linejoin: Miter",
-    "linejoin_round": "Linejoin: Round",
-    "angle": "Promijeni rotation angle",
-    "blur": "Change gaussian blur value",
-    "opacity": "Promjena odabrane stavke neprozirnost",
-    "circle_cx": "Promjena krug&#39;s CX koordinirati",
-    "circle_cy": "Cy Promijeni krug je koordinirati",
-    "circle_r": "Promjena krug je radijusa",
-    "ellipse_cx": "Promjena elipsa&#39;s CX koordinirati",
-    "ellipse_cy": "Cy Promijeni elipsa je koordinirati",
-    "ellipse_rx": "Promijeniti elipsa&#39;s x polumjer",
-    "ellipse_ry": "Promjena elipsa&#39;s y polumjer",
-    "line_x1": "Promijeni linija je početak x koordinatu",
-    "line_x2": "Promjena linije završetak x koordinatu",
-    "line_y1": "Promijeni linija je početak y koordinatu",
-    "line_y2": "Promjena linije završetak y koordinatu",
-    "rect_height": "Promijeni pravokutnik visine",
-    "rect_width": "Promijeni pravokutnik širine",
-    "corner_radius": "Promijeni Pravokutnik Corner Radius",
-    "image_width": "Promijeni sliku širine",
-    "image_height": "Promijeni sliku visina",
-    "image_url": "Promijeni URL",
-    "node_x": "Change node's x coordinate",
-    "node_y": "Change node's y coordinate",
-    "seg_type": "Change Segment type",
-    "straight_segments": "Straight",
-    "curve_segments": "Curve",
-    "text_contents": "Promjena sadržaja teksta",
-    "font_family": "Promjena fontova",
-    "font_size": "Change font size",
-    "bold": "Podebljani tekst",
-    "italic": "Italic Text"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: "Change node's x coordinate",
+    node_y: "Change node's y coordinate",
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Main Menu",
-    "bkgnd_color_opac": "Promijeni boju pozadine / neprozirnost",
-    "connector_no_arrow": "No arrow",
-    "fitToContent": "Fit to Content",
-    "fit_to_all": "Prilagodi na sve sadržaje",
-    "fit_to_canvas": "Prilagodi na platnu",
-    "fit_to_layer_content": "Prilagodi sloj sadržaj",
-    "fit_to_sel": "Prilagodi odabir",
-    "align_relative_to": "Poravnaj u odnosu na ...",
-    "relativeTo": "u odnosu na:",
-    "page": "stranica",
-    "largest_object": "najveći objekt",
-    "selected_objects": "izabrani objekti",
-    "smallest_object": "najmanji objekt",
-    "new_doc": "Nove slike",
-    "open_doc": "Otvori sliku",
-    "export_img": "Export",
-    "save_doc": "Spremanje slike",
-    "import_doc": "Import Image",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "Poravnaj dolje",
-    "align_center": "Centriraj",
-    "align_left": "Poravnaj lijevo",
-    "align_middle": "Poravnaj Srednji",
-    "align_right": "Poravnaj desno",
-    "align_top": "Poravnaj Top",
-    "mode_select": "Odaberite alat",
-    "mode_fhpath": "Pencil Tool",
-    "mode_line": "Line Tool",
-    "mode_connect": "Connect two objects",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "Free-Hand Pravokutnik",
-    "mode_ellipse": "Elipsa",
-    "mode_circle": "Circle",
-    "mode_fhellipse": "Free-Hand Ellipse",
-    "mode_path": "Path Tool",
-    "mode_shapelib": "Shape library",
-    "mode_text": "Tekst Alat",
-    "mode_image": "Image Tool",
-    "mode_zoom": "Alat za zumiranje",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "NOTE: This image cannot be embedded. It will depend on this path to be displayed",
-    "undo": "Poništi",
-    "redo": "Redo",
-    "tool_source": "Uredi Source",
-    "wireframe_mode": "Wireframe Mode",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "Grupa Elementi",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "Convert to Path",
-    "reorient_path": "Reorient path",
-    "ungroup": "Razgrupiranje Elementi",
-    "docprops": "Svojstva dokumenta",
-    "imagelib": "Image Library",
-    "move_bottom": "Move to Bottom",
-    "move_top": "Pomakni na vrh",
-    "node_clone": "Clone Node",
-    "node_delete": "Delete Node",
-    "node_link": "Link Control Points",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "Spremiti",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Layer",
-    "layers": "Layers",
-    "del": "Brisanje sloja",
-    "move_down": "Move Layer Down",
-    "new": "New Layer",
-    "rename": "Preimenuj Layer",
-    "move_up": "Move Layer Up",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "Move elements to:",
-    "move_selected": "Move selected elements to a different layer"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Image Properties",
-    "doc_title": "Title",
-    "doc_dims": "Canvas Dimensions",
-    "included_images": "Included Images",
-    "image_opt_embed": "Embed data (local files)",
-    "image_opt_ref": "Use file reference",
-    "editor_prefs": "Editor Preferences",
-    "icon_size": "Icon size",
-    "language": "Language",
-    "background": "Editor Background",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Note: Background will not be saved with image.",
-    "icon_large": "Large",
-    "icon_medium": "Medium",
-    "icon_small": "Small",
-    "icon_xlarge": "Extra Large",
-    "select_predefined": "Select predefinirane:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Invalid value given",
-    "noContentToFitTo": "No content to fit to",
-    "dupeLayerName": "There is already a layer named that!",
-    "enterUniqueLayerName": "Please enter a unique layer name",
-    "enterNewLayerName": "Please enter the new layer name",
-    "layerHasThatName": "Layer already has that name",
-    "QmoveElemsToLayer": "Move selected elements to layer '%s'?",
-    "QwantToClear": "Do you want to clear the drawing?\nThis will also erase your undo history!",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "There were parsing errors in your SVG source.\nRevert back to original SVG source?",
-    "QignoreSourceChanges": "Ignore changes made to SVG source?",
-    "featNotSupported": "Feature not supported",
-    "enterNewImgURL": "Enter the new image URL",
-    "defsFailOnSave": "NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.",
-    "loadingImage": "Loading image, please wait...",
-    "saveFromBrowser": "Select \"Save As...\" in your browser to save this image as a %s file.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Move selected elements to layer '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.hu.js b/editor/locale/lang.hu.js
index da3782bb..be94988c 100644
--- a/editor/locale/lang.hu.js
+++ b/editor/locale/lang.hu.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "hu",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "Ment",
-    "cancel": "Szakítani",
-    "key_backspace": "backspace",
-    "key_del": "delete",
-    "key_down": "down",
-    "key_up": "up",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Show/hide more stroke tools",
-    "palette_info": "Kattints ide a változások töltse szín, shift-click változtatni stroke color",
-    "zoom_level": "Change nagyítási",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "Change töltse color",
-    "stroke_color": "Change stroke color",
-    "stroke_style": "Change stroke kötőjel style",
-    "stroke_width": "Change stroke width",
-    "pos_x": "Change X coordinate",
-    "pos_y": "Change Y coordinate",
-    "linecap_butt": "Linecap: Butt",
-    "linecap_round": "Linecap: Round",
-    "linecap_square": "Linecap: Square",
-    "linejoin_bevel": "Linejoin: Bevel",
-    "linejoin_miter": "Linejoin: Miter",
-    "linejoin_round": "Linejoin: Round",
-    "angle": "Váltás forgás szög",
-    "blur": "Change gaussian blur value",
-    "opacity": "A kijelölt elem opacity",
-    "circle_cx": "Change kör CX koordináta",
-    "circle_cy": "Change kör cy koordináta",
-    "circle_r": "Change kör sugara",
-    "ellipse_cx": "Change ellipszis&#39;s CX koordináta",
-    "ellipse_cy": "Change ellipszis&#39;s cy koordináta",
-    "ellipse_rx": "Change ellipszis&#39;s x sugarú",
-    "ellipse_ry": "Change ellipszis&#39;s y sugara",
-    "line_x1": "A sor kezd x koordináta",
-    "line_x2": "A sor vége az x koordináta",
-    "line_y1": "A sor kezd y koordináta",
-    "line_y2": "A sor vége az y koordináta",
-    "rect_height": "Change téglalap magassága",
-    "rect_width": "Change téglalap szélessége",
-    "corner_radius": "Change téglalap sarok sugara",
-    "image_width": "Change kép szélessége",
-    "image_height": "Kép módosítása height",
-    "image_url": "Change URL",
-    "node_x": "Change node's x coordinate",
-    "node_y": "Change node's y coordinate",
-    "seg_type": "Change Segment type",
-    "straight_segments": "Straight",
-    "curve_segments": "Curve",
-    "text_contents": "A szöveg tartalma",
-    "font_family": "Change Betűcsalád",
-    "font_size": "Change font size",
-    "bold": "Félkövér szöveg",
-    "italic": "Dőlt szöveg"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: "Change node's x coordinate",
+    node_y: "Change node's y coordinate",
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Main Menu",
-    "bkgnd_color_opac": "Change background color / homályosság",
-    "connector_no_arrow": "No arrow",
-    "fitToContent": "Fit to Content",
-    "fit_to_all": "Illeszkednek az összes tartalom",
-    "fit_to_canvas": "Igazítás a vászonra",
-    "fit_to_layer_content": "Igazítás a réteg tartalma",
-    "fit_to_sel": "Igazítás a kiválasztási",
-    "align_relative_to": "Képest Igazítás ...",
-    "relativeTo": "relatív hogy:",
-    "page": "Page",
-    "largest_object": "legnagyobb objektum",
-    "selected_objects": "választott tárgyak",
-    "smallest_object": "legkisebb objektum",
-    "new_doc": "Új kép",
-    "open_doc": "Kép megnyitása",
-    "export_img": "Export",
-    "save_doc": "Kép mentése más",
-    "import_doc": "Import Image",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "Alulra igazítás",
-    "align_center": "Középre igazítás",
-    "align_left": "Balra igazítás",
-    "align_middle": "Közép-align",
-    "align_right": "Jobbra igazítás",
-    "align_top": "Align Top",
-    "mode_select": "Válassza ki az eszközt",
-    "mode_fhpath": "Ceruza eszköz",
-    "mode_line": "Line Tool",
-    "mode_connect": "Connect two objects",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "Free-Hand téglalap",
-    "mode_ellipse": "Ellipszisszelet",
-    "mode_circle": "Körbe",
-    "mode_fhellipse": "Free-Hand Ellipse",
-    "mode_path": "Path Tool",
-    "mode_shapelib": "Shape library",
-    "mode_text": "Szöveg eszköz",
-    "mode_image": "Image Tool",
-    "mode_zoom": "Zoom Tool",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "NOTE: This image cannot be embedded. It will depend on this path to be displayed",
-    "undo": "Visszavon",
-    "redo": "Megismétléséhez",
-    "tool_source": "Szerkesztés Forrás",
-    "wireframe_mode": "Wireframe Mode",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "Csoport elemei",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "Convert to Path",
-    "reorient_path": "Reorient path",
-    "ungroup": "Szétbont elemei",
-    "docprops": "Dokumentum tulajdonságai",
-    "imagelib": "Image Library",
-    "move_bottom": "Mozgatás lefelé",
-    "move_top": "Move to Top",
-    "node_clone": "Clone Node",
-    "node_delete": "Delete Node",
-    "node_link": "Link Control Points",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "Ment",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Layer",
-    "layers": "Layers",
-    "del": "Réteg törlése",
-    "move_down": "Mozgatása lefelé",
-    "new": "Új réteg",
-    "rename": "Réteg átnevezése",
-    "move_up": "Move Layer Up",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "Move elements to:",
-    "move_selected": "Move selected elements to a different layer"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Image Properties",
-    "doc_title": "Title",
-    "doc_dims": "Canvas Dimensions",
-    "included_images": "Included Images",
-    "image_opt_embed": "Embed data (local files)",
-    "image_opt_ref": "Use file reference",
-    "editor_prefs": "Editor Preferences",
-    "icon_size": "Icon size",
-    "language": "Language",
-    "background": "Editor Background",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Note: Background will not be saved with image.",
-    "icon_large": "Large",
-    "icon_medium": "Medium",
-    "icon_small": "Small",
-    "icon_xlarge": "Extra Large",
-    "select_predefined": "Válassza ki előre definiált:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Invalid value given",
-    "noContentToFitTo": "No content to fit to",
-    "dupeLayerName": "There is already a layer named that!",
-    "enterUniqueLayerName": "Please enter a unique layer name",
-    "enterNewLayerName": "Please enter the new layer name",
-    "layerHasThatName": "Layer already has that name",
-    "QmoveElemsToLayer": "Move selected elements to layer '%s'?",
-    "QwantToClear": "Do you want to clear the drawing?\nThis will also erase your undo history!",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "There were parsing errors in your SVG source.\nRevert back to original SVG source?",
-    "QignoreSourceChanges": "Ignore changes made to SVG source?",
-    "featNotSupported": "Feature not supported",
-    "enterNewImgURL": "Enter the new image URL",
-    "defsFailOnSave": "NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.",
-    "loadingImage": "Loading image, please wait...",
-    "saveFromBrowser": "Select \"Save As...\" in your browser to save this image as a %s file.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Move selected elements to layer '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.hy.js b/editor/locale/lang.hy.js
index 76042044..943dc570 100644
--- a/editor/locale/lang.hy.js
+++ b/editor/locale/lang.hy.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "hy",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "Save",
-    "cancel": "Cancel",
-    "key_backspace": "backspace",
-    "key_del": "delete",
-    "key_down": "down",
-    "key_up": "up",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Show/hide more stroke tools",
-    "palette_info": "Click to change fill color, shift-click to change stroke color",
-    "zoom_level": "Change zoom level",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "Change fill color",
-    "stroke_color": "Change stroke color",
-    "stroke_style": "Change stroke dash style",
-    "stroke_width": "Change stroke width",
-    "pos_x": "Change X coordinate",
-    "pos_y": "Change Y coordinate",
-    "linecap_butt": "Linecap: Butt",
-    "linecap_round": "Linecap: Round",
-    "linecap_square": "Linecap: Square",
-    "linejoin_bevel": "Linejoin: Bevel",
-    "linejoin_miter": "Linejoin: Miter",
-    "linejoin_round": "Linejoin: Round",
-    "angle": "Change rotation angle",
-    "blur": "Change gaussian blur value",
-    "opacity": "Change selected item opacity",
-    "circle_cx": "Change circle's cx coordinate",
-    "circle_cy": "Change circle's cy coordinate",
-    "circle_r": "Change circle's radius",
-    "ellipse_cx": "Change ellipse's cx coordinate",
-    "ellipse_cy": "Change ellipse's cy coordinate",
-    "ellipse_rx": "Change ellipse's x radius",
-    "ellipse_ry": "Change ellipse's y radius",
-    "line_x1": "Change line's starting x coordinate",
-    "line_x2": "Change line's ending x coordinate",
-    "line_y1": "Change line's starting y coordinate",
-    "line_y2": "Change line's ending y coordinate",
-    "rect_height": "Change rectangle height",
-    "rect_width": "Change rectangle width",
-    "corner_radius": "Change Rectangle Corner Radius",
-    "image_width": "Change image width",
-    "image_height": "Change image height",
-    "image_url": "Change URL",
-    "node_x": "Change node's x coordinate",
-    "node_y": "Change node's y coordinate",
-    "seg_type": "Change Segment type",
-    "straight_segments": "Straight",
-    "curve_segments": "Curve",
-    "text_contents": "Change text contents",
-    "font_family": "Change Font Family",
-    "font_size": "Change Font Size",
-    "bold": "Bold Text",
-    "italic": "Italic Text"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: "Change circle's cx coordinate",
+    circle_cy: "Change circle's cy coordinate",
+    circle_r: "Change circle's radius",
+    ellipse_cx: "Change ellipse's cx coordinate",
+    ellipse_cy: "Change ellipse's cy coordinate",
+    ellipse_rx: "Change ellipse's x radius",
+    ellipse_ry: "Change ellipse's y radius",
+    line_x1: "Change line's starting x coordinate",
+    line_x2: "Change line's ending x coordinate",
+    line_y1: "Change line's starting y coordinate",
+    line_y2: "Change line's ending y coordinate",
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: "Change node's x coordinate",
+    node_y: "Change node's y coordinate",
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Main Menu",
-    "bkgnd_color_opac": "Change background color/opacity",
-    "connector_no_arrow": "No arrow",
-    "fitToContent": "Fit to Content",
-    "fit_to_all": "Fit to all content",
-    "fit_to_canvas": "Fit to canvas",
-    "fit_to_layer_content": "Fit to layer content",
-    "fit_to_sel": "Fit to selection",
-    "align_relative_to": "Align relative to ...",
-    "relativeTo": "relative to:",
-    "page": "page",
-    "largest_object": "largest object",
-    "selected_objects": "elected objects",
-    "smallest_object": "smallest object",
-    "new_doc": "New Image",
-    "open_doc": "Open SVG",
-    "export_img": "Export",
-    "save_doc": "Save Image",
-    "import_doc": "Import Image",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "Align Bottom",
-    "align_center": "Align Center",
-    "align_left": "Align Left",
-    "align_middle": "Align Middle",
-    "align_right": "Align Right",
-    "align_top": "Align Top",
-    "mode_select": "Select Tool",
-    "mode_fhpath": "Pencil Tool",
-    "mode_line": "Line Tool",
-    "mode_connect": "Connect two objects",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "Free-Hand Rectangle",
-    "mode_ellipse": "Ellipse",
-    "mode_circle": "Circle",
-    "mode_fhellipse": "Free-Hand Ellipse",
-    "mode_path": "Path Tool",
-    "mode_shapelib": "Shape library",
-    "mode_text": "Text Tool",
-    "mode_image": "Image Tool",
-    "mode_zoom": "Zoom Tool",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "NOTE: This image cannot be embedded. It will depend on this path to be displayed",
-    "undo": "Undo",
-    "redo": "Redo",
-    "tool_source": "Edit Source",
-    "wireframe_mode": "Wireframe Mode",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "Group Elements",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "Convert to Path",
-    "reorient_path": "Reorient path",
-    "ungroup": "Ungroup Elements",
-    "docprops": "Document Properties",
-    "imagelib": "Image Library",
-    "move_bottom": "Move to Bottom",
-    "move_top": "Move to Top",
-    "node_clone": "Clone Node",
-    "node_delete": "Delete Node",
-    "node_link": "Link Control Points",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "Save",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Layer",
-    "layers": "Layers",
-    "del": "Delete Layer",
-    "move_down": "Move Layer Down",
-    "new": "New Layer",
-    "rename": "Rename Layer",
-    "move_up": "Move Layer Up",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "Move elements to:",
-    "move_selected": "Move selected elements to a different layer"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Image Properties",
-    "doc_title": "Title",
-    "doc_dims": "Canvas Dimensions",
-    "included_images": "Included Images",
-    "image_opt_embed": "Embed data (local files)",
-    "image_opt_ref": "Use file reference",
-    "editor_prefs": "Editor Preferences",
-    "icon_size": "Icon size",
-    "language": "Language",
-    "background": "Editor Background",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Note: Background will not be saved with image.",
-    "icon_large": "Large",
-    "icon_medium": "Medium",
-    "icon_small": "Small",
-    "icon_xlarge": "Extra Large",
-    "select_predefined": "Select predefined:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Invalid value given",
-    "noContentToFitTo": "No content to fit to",
-    "dupeLayerName": "There is already a layer named that!",
-    "enterUniqueLayerName": "Please enter a unique layer name",
-    "enterNewLayerName": "Please enter the new layer name",
-    "layerHasThatName": "Layer already has that name",
-    "QmoveElemsToLayer": "Move selected elements to layer '%s'?",
-    "QwantToClear": "Do you want to clear the drawing?\nThis will also erase your undo history!",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "There were parsing errors in your SVG source.\nRevert back to original SVG source?",
-    "QignoreSourceChanges": "Ignore changes made to SVG source?",
-    "featNotSupported": "Feature not supported",
-    "enterNewImgURL": "Enter the new image URL",
-    "defsFailOnSave": "NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.",
-    "loadingImage": "Loading image, please wait...",
-    "saveFromBrowser": "Select \"Save As...\" in your browser to save this image as a %s file.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Move selected elements to layer '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.id.js b/editor/locale/lang.id.js
index c3bfa36f..be94988c 100644
--- a/editor/locale/lang.id.js
+++ b/editor/locale/lang.id.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "id",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "Simpan",
-    "cancel": "Batal",
-    "key_backspace": "backspace",
-    "key_del": "delete",
-    "key_down": "down",
-    "key_up": "up",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Show/hide more stroke tools",
-    "palette_info": "Klik untuk mengubah warna mengisi, shift-klik untuk mengubah warna stroke",
-    "zoom_level": "Mengubah tingkat pembesaran",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "Ubah warna mengisi",
-    "stroke_color": "Ubah warna stroke",
-    "stroke_style": "Ubah gaya dash stroke",
-    "stroke_width": "Ubah stroke width",
-    "pos_x": "Change X coordinate",
-    "pos_y": "Change Y coordinate",
-    "linecap_butt": "Linecap: Butt",
-    "linecap_round": "Linecap: Round",
-    "linecap_square": "Linecap: Square",
-    "linejoin_bevel": "Linejoin: Bevel",
-    "linejoin_miter": "Linejoin: Miter",
-    "linejoin_round": "Linejoin: Round",
-    "angle": "Ubah sudut rotasi",
-    "blur": "Change gaussian blur value",
-    "opacity": "Mengubah item yang dipilih keburaman",
-    "circle_cx": "Mengubah koordinat lingkaran cx",
-    "circle_cy": "Mengubah koordinat cy lingkaran",
-    "circle_r": "Ubah jari-jari lingkaran",
-    "ellipse_cx": "Ubah elips&#39;s cx koordinat",
-    "ellipse_cy": "Ubah elips&#39;s cy koordinat",
-    "ellipse_rx": "Ubah elips&#39;s x jari-jari",
-    "ellipse_ry": "Ubah elips&#39;s y jari-jari",
-    "line_x1": "Ubah baris mulai x koordinat",
-    "line_x2": "Ubah baris&#39;s Berakhir x koordinat",
-    "line_y1": "Ubah baris mulai y koordinat",
-    "line_y2": "Ubah baris di tiap akhir y koordinat",
-    "rect_height": "Perubahan tinggi persegi panjang",
-    "rect_width": "Ubah persegi panjang lebar",
-    "corner_radius": "Ubah Corner Rectangle Radius",
-    "image_width": "Ubah Lebar gambar",
-    "image_height": "Tinggi gambar Perubahan",
-    "image_url": "Ubah URL",
-    "node_x": "Change node's x coordinate",
-    "node_y": "Change node's y coordinate",
-    "seg_type": "Change Segment type",
-    "straight_segments": "Straight",
-    "curve_segments": "Curve",
-    "text_contents": "Ubah isi teks",
-    "font_family": "Ubah Font Keluarga",
-    "font_size": "Ubah Ukuran Font",
-    "bold": "Bold Teks",
-    "italic": "Italic Teks"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: "Change node's x coordinate",
+    node_y: "Change node's y coordinate",
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Main Menu",
-    "bkgnd_color_opac": "Mengubah warna latar belakang / keburaman",
-    "connector_no_arrow": "No arrow",
-    "fitToContent": "Fit to Content",
-    "fit_to_all": "Cocok untuk semua konten",
-    "fit_to_canvas": "Muat kanvas",
-    "fit_to_layer_content": "Muat konten lapisan",
-    "fit_to_sel": "Fit seleksi",
-    "align_relative_to": "Rata relatif ...",
-    "relativeTo": "relatif:",
-    "page": "Halaman",
-    "largest_object": "objek terbesar",
-    "selected_objects": "objek terpilih",
-    "smallest_object": "objek terkecil",
-    "new_doc": "Gambar Baru",
-    "open_doc": "Membuka Image",
-    "export_img": "Export",
-    "save_doc": "Save Image",
-    "import_doc": "Import Image",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "Rata Bottom",
-    "align_center": "Rata Tengah",
-    "align_left": "Rata Kiri",
-    "align_middle": "Rata Tengah",
-    "align_right": "Rata Kanan",
-    "align_top": "Rata Top",
-    "mode_select": "Pilih Tool",
-    "mode_fhpath": "Pencil Tool",
-    "mode_line": "Line Tool",
-    "mode_connect": "Connect two objects",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "Free-Hand Persegi Panjang",
-    "mode_ellipse": "Ellipse",
-    "mode_circle": "Lingkaran",
-    "mode_fhellipse": "Free-Hand Ellipse",
-    "mode_path": "Path Tool",
-    "mode_shapelib": "Shape library",
-    "mode_text": "Teks Tool",
-    "mode_image": "Image Tool",
-    "mode_zoom": "Zoom Tool",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "NOTE: This image cannot be embedded. It will depend on this path to be displayed",
-    "undo": "Undo",
-    "redo": "Redo",
-    "tool_source": "Edit Source",
-    "wireframe_mode": "Wireframe Mode",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "Kelompok Elemen",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "Convert to Path",
-    "reorient_path": "Reorient path",
-    "ungroup": "Ungroup Elemen",
-    "docprops": "Document Properties",
-    "imagelib": "Image Library",
-    "move_bottom": "Pindah ke Bawah",
-    "move_top": "Pindahkan ke Atas",
-    "node_clone": "Clone Node",
-    "node_delete": "Delete Node",
-    "node_link": "Link Control Points",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "Simpan",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Layer",
-    "layers": "Layers",
-    "del": "Hapus Layer",
-    "move_down": "Pindahkan Layer Bawah",
-    "new": "New Layer",
-    "rename": "Rename Layer",
-    "move_up": "Pindahkan Layer Up",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "Move elements to:",
-    "move_selected": "Move selected elements to a different layer"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Image Properties",
-    "doc_title": "Title",
-    "doc_dims": "Canvas Dimensions",
-    "included_images": "Included Images",
-    "image_opt_embed": "Embed data (local files)",
-    "image_opt_ref": "Use file reference",
-    "editor_prefs": "Editor Preferences",
-    "icon_size": "Icon size",
-    "language": "Language",
-    "background": "Editor Background",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Note: Background will not be saved with image.",
-    "icon_large": "Large",
-    "icon_medium": "Medium",
-    "icon_small": "Small",
-    "icon_xlarge": "Extra Large",
-    "select_predefined": "Pilih standar:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Invalid value given",
-    "noContentToFitTo": "No content to fit to",
-    "dupeLayerName": "There is already a layer named that!",
-    "enterUniqueLayerName": "Please enter a unique layer name",
-    "enterNewLayerName": "Please enter the new layer name",
-    "layerHasThatName": "Layer already has that name",
-    "QmoveElemsToLayer": "Move selected elements to layer '%s'?",
-    "QwantToClear": "Do you want to clear the drawing?\nThis will also erase your undo history!",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "There were parsing errors in your SVG source.\nRevert back to original SVG source?",
-    "QignoreSourceChanges": "Ignore changes made to SVG source?",
-    "featNotSupported": "Feature not supported",
-    "enterNewImgURL": "Enter the new image URL",
-    "defsFailOnSave": "NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.",
-    "loadingImage": "Loading image, please wait...",
-    "saveFromBrowser": "Select \"Save As...\" in your browser to save this image as a %s file.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Move selected elements to layer '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.is.js b/editor/locale/lang.is.js
index 61b997b7..be94988c 100644
--- a/editor/locale/lang.is.js
+++ b/editor/locale/lang.is.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "is",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "Vista",
-    "cancel": "Hætta",
-    "key_backspace": "backspace",
-    "key_del": "delete",
-    "key_down": "down",
-    "key_up": "up",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Show/hide more stroke tools",
-    "palette_info": "Smelltu hér til að breyta fylla lit, Shift-smelltu til að breyta högg lit",
-    "zoom_level": "Breyta Stækkunarstig",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "Breyta fylla color",
-    "stroke_color": "Breyta heilablķđfall color",
-    "stroke_style": "Breyta heilablķđfall þjóta stíl",
-    "stroke_width": "Breyta heilablķđfall width",
-    "pos_x": "Change X coordinate",
-    "pos_y": "Change Y coordinate",
-    "linecap_butt": "Linecap: Butt",
-    "linecap_round": "Linecap: Round",
-    "linecap_square": "Linecap: Square",
-    "linejoin_bevel": "Linejoin: Bevel",
-    "linejoin_miter": "Linejoin: Miter",
-    "linejoin_round": "Linejoin: Round",
-    "angle": "Breyting snúningur horn",
-    "blur": "Change gaussian blur value",
-    "opacity": "Breyta valin atriði opacity",
-    "circle_cx": "Cx Breyta hring er að samræma",
-    "circle_cy": "Breyta hring&#39;s cy samræma",
-    "circle_r": "Radíus Breyta hringsins er",
-    "ellipse_cx": "Breyta sporbaug&#39;s cx samræma",
-    "ellipse_cy": "Breyta sporbaug&#39;s cy samræma",
-    "ellipse_rx": "X radíus Breyta sporbaug&#39;s",
-    "ellipse_ry": "Y radíus Breyta sporbaug&#39;s",
-    "line_x1": "Breyta lína í byrjun x samræma",
-    "line_x2": "Breyta lína&#39;s Ending x samræma",
-    "line_y1": "Breyta lína í byrjun y samræma",
-    "line_y2": "Breyta lína er endir y samræma",
-    "rect_height": "Breyta rétthyrningur hæð",
-    "rect_width": "Skipta rétthyrningur width",
-    "corner_radius": "Breyta rétthyrningur Corner Radíus",
-    "image_width": "Breyta mynd width",
-    "image_height": "Breyta mynd hæð",
-    "image_url": "Breyta URL",
-    "node_x": "Change node's x coordinate",
-    "node_y": "Change node's y coordinate",
-    "seg_type": "Change Segment type",
-    "straight_segments": "Straight",
-    "curve_segments": "Curve",
-    "text_contents": "Breyta texta innihald",
-    "font_family": "Change Leturfjölskylda",
-    "font_size": "Breyta leturstærð",
-    "bold": "Bold Text",
-    "italic": "Italic Text"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: "Change node's x coordinate",
+    node_y: "Change node's y coordinate",
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Main Menu",
-    "bkgnd_color_opac": "Breyta bakgrunnslit / opacity",
-    "connector_no_arrow": "No arrow",
-    "fitToContent": "Fit to Content",
-    "fit_to_all": "Laga til efni",
-    "fit_to_canvas": "Fit á striga",
-    "fit_to_layer_content": "Laga til lag efni",
-    "fit_to_sel": "Fit til val",
-    "align_relative_to": "Jafna miðað við ...",
-    "relativeTo": "hlutfallslegt til:",
-    "page": "síðu",
-    "largest_object": "stærsti hlutinn",
-    "selected_objects": "kjörinn hlutir",
-    "smallest_object": "lítill hluti",
-    "new_doc": "New Image",
-    "open_doc": "Opna mynd",
-    "export_img": "Export",
-    "save_doc": "Spara Image",
-    "import_doc": "Import Image",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "Jafna Bottom",
-    "align_center": "Jafna Center",
-    "align_left": "Vinstri jöfnun",
-    "align_middle": "Jafna Mið",
-    "align_right": "Hægri jöfnun",
-    "align_top": "Jöfnun Top",
-    "mode_select": "Veldu Tól",
-    "mode_fhpath": "Blýantur Tól",
-    "mode_line": "Line Tool",
-    "mode_connect": "Connect two objects",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "Free-Hand rétthyrningur",
-    "mode_ellipse": "Sporbaugur",
-    "mode_circle": "Circle",
-    "mode_fhellipse": "Free-Hand Sporbaugur",
-    "mode_path": "Path Tool",
-    "mode_shapelib": "Shape library",
-    "mode_text": "Text Tool",
-    "mode_image": "Mynd Tól",
-    "mode_zoom": "Zoom Tool",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "NOTE: This image cannot be embedded. It will depend on this path to be displayed",
-    "undo": "Hætta",
-    "redo": "Endurtaka",
-    "tool_source": "Edit Source",
-    "wireframe_mode": "Wireframe Mode",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "Group Elements",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "Convert to Path",
-    "reorient_path": "Reorient path",
-    "ungroup": "Ungroup Elements",
-    "docprops": "Document Properties",
-    "imagelib": "Image Library",
-    "move_bottom": "Færa Bottom",
-    "move_top": "Fara efst á síðu",
-    "node_clone": "Clone Node",
-    "node_delete": "Delete Node",
-    "node_link": "Link Control Points",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "Vista",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Layer",
-    "layers": "Layers",
-    "del": "Eyða Lag",
-    "move_down": "Færa Layer Down",
-    "new": "Lag",
-    "rename": "Endurnefna Lag",
-    "move_up": "Færa Lag Up",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "Move elements to:",
-    "move_selected": "Move selected elements to a different layer"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Image Properties",
-    "doc_title": "Title",
-    "doc_dims": "Canvas Dimensions",
-    "included_images": "Included Images",
-    "image_opt_embed": "Embed data (local files)",
-    "image_opt_ref": "Use file reference",
-    "editor_prefs": "Editor Preferences",
-    "icon_size": "Icon size",
-    "language": "Language",
-    "background": "Editor Background",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Note: Background will not be saved with image.",
-    "icon_large": "Large",
-    "icon_medium": "Medium",
-    "icon_small": "Small",
-    "icon_xlarge": "Extra Large",
-    "select_predefined": "Veldu predefined:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Invalid value given",
-    "noContentToFitTo": "No content to fit to",
-    "dupeLayerName": "There is already a layer named that!",
-    "enterUniqueLayerName": "Please enter a unique layer name",
-    "enterNewLayerName": "Please enter the new layer name",
-    "layerHasThatName": "Layer already has that name",
-    "QmoveElemsToLayer": "Move selected elements to layer '%s'?",
-    "QwantToClear": "Do you want to clear the drawing?\nThis will also erase your undo history!",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "There were parsing errors in your SVG source.\nRevert back to original SVG source?",
-    "QignoreSourceChanges": "Ignore changes made to SVG source?",
-    "featNotSupported": "Feature not supported",
-    "enterNewImgURL": "Enter the new image URL",
-    "defsFailOnSave": "NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.",
-    "loadingImage": "Loading image, please wait...",
-    "saveFromBrowser": "Select \"Save As...\" in your browser to save this image as a %s file.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Move selected elements to layer '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.it.js b/editor/locale/lang.it.js
index cacf8344..3324f18c 100644
--- a/editor/locale/lang.it.js
+++ b/editor/locale/lang.it.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "it",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "Salva",
-    "cancel": "Annulla",
-    "key_backspace": "backspace",
-    "key_del": "Canc",
-    "key_down": "giù",
-    "key_up": "su",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Mostra/nascondi strumenti per il tratto",
-    "palette_info": "Fare clic per cambiare il colore di riempimento, shift-click per cambiare colore del tratto",
-    "zoom_level": "Cambia il livello di zoom",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identifica l'elemento",
-    "fill_color": "Cambia il colore di riempimento",
-    "stroke_color": "Cambia il colore del tratto",
-    "stroke_style": "Cambia lo stile del tratto",
-    "stroke_width": "Cambia la larghezza del tratto",
-    "pos_x": "Modifica la coordinata x",
-    "pos_y": "Modifica la coordinata y",
-    "linecap_butt": "Inizio linea: Punto",
-    "linecap_round": "Inizio linea: Tondo",
-    "linecap_square": "Inizio linea: Quadrato",
-    "linejoin_bevel": "Giunzione: smussata",
-    "linejoin_miter": "Giunzione: spezzata",
-    "linejoin_round": "Giunzione: arrotondata",
-    "angle": "Cambia l'angolo di rotazione",
-    "blur": "Cambia l'intensità della sfocatura",
-    "opacity": "Cambia l'opacità dell'oggetto selezionato",
-    "circle_cx": "Cambia la coordinata Cx del cerchio",
-    "circle_cy": "Cambia la coordinata Cy del cerchio",
-    "circle_r": "Cambia il raggio del cerchio",
-    "ellipse_cx": "Cambia la coordinata Cx dell'ellisse",
-    "ellipse_cy": "Cambia la coordinata Cy dell'ellisse",
-    "ellipse_rx": "Cambia l'asse x dell'ellisse",
-    "ellipse_ry": "Cambia l'asse y dell'ellisse",
-    "line_x1": "Modifica la coordinata iniziale x della linea",
-    "line_x2": "Modifica la coordinata finale x della linea",
-    "line_y1": "Modifica la coordinata iniziale y della linea",
-    "line_y2": "Modifica la coordinata finale y della linea",
-    "rect_height": "Cambia l'altezza rettangolo",
-    "rect_width": "Cambia la larghezza rettangolo",
-    "corner_radius": "Cambia il raggio dell'angolo",
-    "image_width": "Cambia la larghezza dell'immagine",
-    "image_height": "Cambia l'altezza dell'immagine",
-    "image_url": "Cambia URL",
-    "node_x": "Modifica la coordinata x del nodo",
-    "node_y": "Modifica la coordinata y del nodo",
-    "seg_type": "Cambia il tipo di segmento",
-    "straight_segments": "Linea retta",
-    "curve_segments": "Curva",
-    "text_contents": "Cambia il contenuto del testo",
-    "font_family": "Cambia il tipo di Font",
-    "font_size": "Modifica dimensione carattere",
-    "bold": "Grassetto",
-    "italic": "Corsivo"
+    id: "Identifica l'elemento",
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: "Cambia l'angolo di rotazione",
+    blur: "Cambia l'intensità della sfocatura",
+    opacity: "Cambia l'opacità dell'oggetto selezionato",
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: "Cambia la coordinata Cx dell'ellisse",
+    ellipse_cy: "Cambia la coordinata Cy dell'ellisse",
+    ellipse_rx: "Cambia l'asse x dell'ellisse",
+    ellipse_ry: "Cambia l'asse y dell'ellisse",
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: "Cambia l'altezza rettangolo",
+    rect_width: 'rect_width',
+    corner_radius: "Cambia il raggio dell'angolo",
+    image_width: "Cambia la larghezza dell'immagine",
+    image_height: "Cambia l'altezza dell'immagine",
+    image_url: 'image_url',
+    node_x: 'node_x',
+    node_y: 'node_y',
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Menù principale",
-    "bkgnd_color_opac": "Cambia colore/opacità dello sfondo",
-    "connector_no_arrow": "No freccia",
-    "fitToContent": "Adatta al contenuto",
-    "fit_to_all": "Adatta a tutti i contenuti",
-    "fit_to_canvas": "Adatta all'area di disegno",
-    "fit_to_layer_content": "Adatta al contenuto del livello",
-    "fit_to_sel": "Adatta alla selezione",
-    "align_relative_to": "Allineati a ...",
-    "relativeTo": "Rispetto a:",
-    "page": "Pagina",
-    "largest_object": "Oggetto più grande",
-    "selected_objects": "Oggetti selezionati",
-    "smallest_object": "Oggetto più piccolo",
-    "new_doc": "Nuova immagine",
-    "open_doc": "Apri immagine",
-    "export_img": "Export",
-    "save_doc": "Salva",
-    "import_doc": "Importa SVG",
-    "align_to_page": "Allinea elementi alla pagina",
-    "align_bottom": "Allinea in basso",
-    "align_center": "Allinea al centro",
-    "align_left": "Allinea a sinistra",
-    "align_middle": "Allinea al centro",
-    "align_right": "Allinea a destra",
-    "align_top": "Allinea in alto",
-    "mode_select": "Seleziona",
-    "mode_fhpath": "Matita",
-    "mode_line": "Linea",
-    "mode_connect": "Collega due oggetti",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "Rettangolo a mano libera",
-    "mode_ellipse": "Ellisse",
-    "mode_circle": "Cerchio",
-    "mode_fhellipse": "Ellisse a mano libera",
-    "mode_path": "Spezzata",
-    "mode_shapelib": "Shape library",
-    "mode_text": "Testo",
-    "mode_image": "Immagine",
-    "mode_zoom": "Zoom",
-    "mode_eyedropper": "Seleziona colore",
-    "no_embed": "NOTA: L'immagine non può essere incorporata: dipenderà dal percorso assoluto per essere vista",
-    "undo": "Annulla",
-    "redo": "Rifai",
-    "tool_source": "Modifica sorgente",
-    "wireframe_mode": "Contorno",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "Raggruppa elementi",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "Converti in tracciato",
-    "reorient_path": "Riallinea",
-    "ungroup": "Separa gli elementi",
-    "docprops": "Proprietà del documento",
-    "imagelib": "Image Library",
-    "move_bottom": "Sposta in fondo",
-    "move_top": "Sposta in cima",
-    "node_clone": "Clona nodo",
-    "node_delete": "Elimina nodo",
-    "node_link": "Collegamento tra punti di controllo",
-    "add_subpath": "Aggiungi sotto-percorso",
-    "openclose_path": "Apri/chiudi spezzata",
-    "source_save": "Salva",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: "Adatta all'area di disegno",
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: "NOTA: L'immagine non può essere incorporata: dipenderà dal percorso assoluto per essere vista",
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Livello",
-    "layers": "Layers",
-    "del": "Elimina il livello",
-    "move_down": "Sposta indietro il livello",
-    "new": "Nuovo livello",
-    "rename": "Rinomina il livello",
-    "move_up": "Sposta avanti il livello",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "Sposta verso:",
-    "move_selected": "Sposta gli elementi in un diverso livello"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Proprietà Immagine",
-    "doc_title": "Titolo",
-    "doc_dims": "Dimensioni dell'area di disegno",
-    "included_images": "Immagini incluse",
-    "image_opt_embed": "Incorpora dati (file locali)",
-    "image_opt_ref": "Usa l'identificativo di riferimento",
-    "editor_prefs": "Preferenze",
-    "icon_size": "Dimensione Icona",
-    "language": "Lingua",
-    "background": "Sfondo dell'editor",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Nota: Lo sfondo non verrà salvato con l'immagine.",
-    "icon_large": "Grande",
-    "icon_medium": "Medio",
-    "icon_small": "Piccolo",
-    "icon_xlarge": "Molto grande",
-    "select_predefined": "Selezioni predefinite:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: "Dimensioni dell'area di disegno",
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: "Usa l'identificativo di riferimento",
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: "Sfondo dell'editor",
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: "Nota: Lo sfondo non verrà salvato con l'immagine.",
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Valore assegnato non valido",
-    "noContentToFitTo": "Non c'è contenuto cui adeguarsi",
-    "dupeLayerName": "C'è già un livello con questo nome!",
-    "enterUniqueLayerName": "Assegna un diverso nome a ciascun livello, grazie!",
-    "enterNewLayerName": "Assegna un nome al livello",
-    "layerHasThatName": "Un livello ha già questo nome",
-    "QmoveElemsToLayer": "Sposta gli elementi selezionali al livello '%s'?",
-    "QwantToClear": "Vuoi cancellare il disegno?\nVerrà eliminato anche lo storico delle modifiche!",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "Ci sono errori nel codice sorgente SVG.\nRitorno al codice originale?",
-    "QignoreSourceChanges": "Ignoro i cambiamenti nel sorgente SVG?",
-    "featNotSupported": "Caratteristica non supportata",
-    "enterNewImgURL": "Scrivi un nuovo URL per l'immagine",
-    "defsFailOnSave": "NOTA: A causa dlle caratteristiche del tuo browser, l'immagine potrà apparire errata (senza elementi o gradazioni) finché non sarà salvata.",
-    "loadingImage": "Sto caricando l'immagine. attendere prego...",
-    "saveFromBrowser": "Seleziona \"Salva con nome...\" nel browser per salvare l'immagine con nome %s .",
-    "noteTheseIssues": "Nota le seguenti particolarità: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: "Non c'è contenuto cui adeguarsi",
+    dupeLayerName: "C'è già un livello con questo nome!",
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Sposta gli elementi selezionali al livello '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: "Scrivi un nuovo URL per l'immagine",
+    defsFailOnSave: "NOTA: A causa dlle caratteristiche del tuo browser, l'immagine potrà apparire errata (senza elementi o gradazioni) finché non sarà salvata.",
+    loadingImage: "Sto caricando l'immagine. attendere prego...",
+    saveFromBrowser: "Seleziona \"Salva con nome...\" nel browser per salvare l'immagine con nome %s .",
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.ja.js b/editor/locale/lang.ja.js
index ff818916..637ed592 100644
--- a/editor/locale/lang.ja.js
+++ b/editor/locale/lang.ja.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "ja",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "OK",
-    "cancel": "キャンセル",
-    "key_backspace": "backspace",
-    "key_del": "削除",
-    "key_down": "down",
-    "key_up": "up",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Show/hide more stroke tools",
-    "palette_info": "クリックで塗りの色を選択、Shift+クリックで線の色を選択",
-    "zoom_level": "ズーム倍率の変更",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "塗りの色を変更",
-    "stroke_color": "線の色を変更",
-    "stroke_style": "線種の変更",
-    "stroke_width": "線幅の変更",
-    "pos_x": "X座標を変更",
-    "pos_y": "Y座標を変更",
-    "linecap_butt": "Linecap: Butt",
-    "linecap_round": "Linecap: Round",
-    "linecap_square": "Linecap: Square",
-    "linejoin_bevel": "Linejoin: Bevel",
-    "linejoin_miter": "Linejoin: Miter",
-    "linejoin_round": "Linejoin: Round",
-    "angle": "回転角の変更",
-    "blur": "Change gaussian blur value",
-    "opacity": "不透明度",
-    "circle_cx": "円の中心を変更（X座標）",
-    "circle_cy": "円の中心を変更（Y座標）",
-    "circle_r": "変更円の半径",
-    "ellipse_cx": "楕円の中心を変更（X座標）",
-    "ellipse_cy": "楕円の中心を変更（Y座標）",
-    "ellipse_rx": "楕円の半径を変更（X座標）",
-    "ellipse_ry": "楕円の半径を変更（Y座標）",
-    "line_x1": "開始X座標",
-    "line_x2": "終了X座標",
-    "line_y1": "開始Y座標",
-    "line_y2": "終了Y座標",
-    "rect_height": "長方形の高さを変更",
-    "rect_width": "長方形の幅を変更",
-    "corner_radius": "長方形の角の半径を変更",
-    "image_width": "画像の幅を変更",
-    "image_height": "画像の高さを変更",
-    "image_url": "URLを変更",
-    "node_x": "ノードのX座標を変更",
-    "node_y": "ノードのY座標を変更",
-    "seg_type": "線分の種類を変更",
-    "straight_segments": "直線",
-    "curve_segments": "カーブ",
-    "text_contents": "テキストの内容の変更",
-    "font_family": "フォントファミリーの変更",
-    "font_size": "文字サイズの変更",
-    "bold": "太字",
-    "italic": "イタリック体"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: 'node_x',
+    node_y: 'node_y',
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Main Menu",
-    "bkgnd_color_opac": "背景色/不透明度の変更",
-    "connector_no_arrow": "No arrow",
-    "fitToContent": "コンテンツに合わせる",
-    "fit_to_all": "すべてのコンテンツに合わせる",
-    "fit_to_canvas": "キャンバスに合わせる",
-    "fit_to_layer_content": "レイヤー上のコンテンツに合わせる",
-    "fit_to_sel": "選択対象に合わせる",
-    "align_relative_to": "揃える",
-    "relativeTo": "相対:",
-    "page": "ページ",
-    "largest_object": "最大のオブジェクト",
-    "selected_objects": "選択オブジェクト",
-    "smallest_object": "最小のオブジェクト",
-    "new_doc": "新規イメージ",
-    "open_doc": "イメージを開く",
-    "export_img": "Export",
-    "save_doc": "画像を保存",
-    "import_doc": "Import Image",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "下揃え",
-    "align_center": "中央揃え",
-    "align_left": "左揃え",
-    "align_middle": "中央揃え",
-    "align_right": "右揃え",
-    "align_top": "上揃え",
-    "mode_select": "選択ツール",
-    "mode_fhpath": "鉛筆ツール",
-    "mode_line": "直線ツール",
-    "mode_connect": "Connect two objects",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "フリーハンド長方形",
-    "mode_ellipse": "楕円",
-    "mode_circle": "円",
-    "mode_fhellipse": "フリーハンド楕円",
-    "mode_path": "パスツール",
-    "mode_shapelib": "Shape library",
-    "mode_text": "テキストツール",
-    "mode_image": "イメージツール",
-    "mode_zoom": "ズームツール",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "NOTE: This image cannot be embedded. It will depend on this path to be displayed",
-    "undo": "元に戻す",
-    "redo": "やり直し",
-    "tool_source": "ソースの編集",
-    "wireframe_mode": "ワイヤーフレームで表示 [F]",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "グループ化",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "パスに変換",
-    "reorient_path": "現在の角度を０度とする",
-    "ungroup": "グループ化を解除",
-    "docprops": "文書のプロパティ",
-    "imagelib": "Image Library",
-    "move_bottom": "奥に移動",
-    "move_top": "手前に移動",
-    "node_clone": "ノードを複製",
-    "node_delete": "ノードを削除",
-    "node_link": "制御点の接続",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "適用",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "レイヤ",
-    "layers": "Layers",
-    "del": "レイヤの削除",
-    "move_down": "レイヤを下へ移動",
-    "new": "新規レイヤ",
-    "rename": "レイヤの名前を変更",
-    "move_up": "レイヤを上へ移動",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "移動先レイヤ:",
-    "move_selected": "選択対象を別のレイヤに移動"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "イメージの設定",
-    "doc_title": "タイトル",
-    "doc_dims": "キャンバスの大きさ",
-    "included_images": "挿入された画像の扱い",
-    "image_opt_embed": "SVGファイルに埋め込む",
-    "image_opt_ref": "画像を参照する",
-    "editor_prefs": "エディタの設定",
-    "icon_size": "アイコンの大きさ",
-    "language": "言語",
-    "background": "エディタの背景色",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "※背景色はファイルに保存されません。",
-    "icon_large": "Large",
-    "icon_medium": "Medium",
-    "icon_small": "Small",
-    "icon_xlarge": "Extra Large",
-    "select_predefined": "デフォルト",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "無効な値が指定されています。",
-    "noContentToFitTo": "合わせる対象のコンテンツがありません。",
-    "dupeLayerName": "同名のレイヤーが既に存在します。",
-    "enterUniqueLayerName": "新規レイヤの一意な名前を入力してください。",
-    "enterNewLayerName": "レイヤの新しい名前を入力してください。",
-    "layerHasThatName": "既に同名が付いています。",
-    "QmoveElemsToLayer": "選択した要素をレイヤー '%s' に移動しますか？",
-    "QwantToClear": "キャンバスをクリアしますか？\nアンドゥ履歴も消去されます。",
-    "QwantToOpen": "新しいファイルを開きますか?\nアンドゥ履歴も消去されます。",
-    "QerrorsRevertToSource": "ソースにエラーがあります。\n元のソースに戻しますか？",
-    "QignoreSourceChanges": "ソースの変更を無視しますか？",
-    "featNotSupported": "機能はサポートされていません。",
-    "enterNewImgURL": "画像のURLを入力してください。",
-    "defsFailOnSave": "NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.",
-    "loadingImage": "Loading image, please wait...",
-    "saveFromBrowser": "Select \"Save As...\" in your browser to save this image as a %s file.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "選択した要素をレイヤー '%s' に移動しますか？",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.ko.js b/editor/locale/lang.ko.js
index 4c63f095..be94988c 100644
--- a/editor/locale/lang.ko.js
+++ b/editor/locale/lang.ko.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "ko",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "저장",
-    "cancel": "취소",
-    "key_backspace": "backspace",
-    "key_del": "delete",
-    "key_down": "down",
-    "key_up": "up",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Show/hide more stroke tools",
-    "palette_info": "색상을 클릭, 근무 시간 채우기 스트로크 색상을 변경하려면 변경하려면",
-    "zoom_level": "변경 수준으로 확대",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "채우기 색상 변경",
-    "stroke_color": "뇌졸중으로 색상 변경",
-    "stroke_style": "뇌졸중 변경 대시 스타일",
-    "stroke_width": "뇌졸중 너비 변경",
-    "pos_x": "Change X coordinate",
-    "pos_y": "Change Y coordinate",
-    "linecap_butt": "Linecap: Butt",
-    "linecap_round": "Linecap: Round",
-    "linecap_square": "Linecap: Square",
-    "linejoin_bevel": "Linejoin: Bevel",
-    "linejoin_miter": "Linejoin: Miter",
-    "linejoin_round": "Linejoin: Round",
-    "angle": "회전 각도를 변경",
-    "blur": "Change gaussian blur value",
-    "opacity": "변경 항목을 선택 불투명도",
-    "circle_cx": "변경 동그라미 CX는 좌표",
-    "circle_cy": "동그라미 싸이 변경 조정할 수있어",
-    "circle_r": "변경 원의 반지름",
-    "ellipse_cx": "CX는 타원의 좌표 변경",
-    "ellipse_cy": "싸이 타원 변경 조정할 수있어",
-    "ellipse_rx": "변경 타원의 x 반지름",
-    "ellipse_ry": "변경 타원의 y를 반경",
-    "line_x1": "변경 라인의 X 좌표 시작",
-    "line_x2": "변경 라인의 X 좌표 결말",
-    "line_y1": "라인 변경 y를 시작 좌표",
-    "line_y2": "라인 변경 y를 결말의 좌표",
-    "rect_height": "사각형의 높이를 변경",
-    "rect_width": "사각형의 너비 변경",
-    "corner_radius": "변경 직사각형 코너 반경",
-    "image_width": "이미지 변경 폭",
-    "image_height": "이미지 높이 변경",
-    "image_url": "URL 변경",
-    "node_x": "Change node's x coordinate",
-    "node_y": "Change node's y coordinate",
-    "seg_type": "Change Segment type",
-    "straight_segments": "Straight",
-    "curve_segments": "Curve",
-    "text_contents": "텍스트 변경 내용",
-    "font_family": "글꼴 변경 패밀리",
-    "font_size": "글꼴 크기 변경",
-    "bold": "굵은 텍스트",
-    "italic": "기울임꼴 텍스트"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: "Change node's x coordinate",
+    node_y: "Change node's y coordinate",
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Main Menu",
-    "bkgnd_color_opac": "배경 색상 변경 / 투명도",
-    "connector_no_arrow": "No arrow",
-    "fitToContent": "맞춤 콘텐츠",
-    "fit_to_all": "맞춤 모든 콘텐츠에",
-    "fit_to_canvas": "맞춤 캔버스",
-    "fit_to_layer_content": "레이어에 맞게 콘텐츠",
-    "fit_to_sel": "맞춤 선택",
-    "align_relative_to": "정렬 상대적으로 ...",
-    "relativeTo": "상대:",
-    "page": "페이지",
-    "largest_object": "큰 개체",
-    "selected_objects": "당선 개체",
-    "smallest_object": "작은 개체",
-    "new_doc": "새 이미지",
-    "open_doc": "오픈 이미지",
-    "export_img": "Export",
-    "save_doc": "이미지 저장",
-    "import_doc": "Import Image",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "히프 정렬",
-    "align_center": "정렬 센터",
-    "align_left": "왼쪽 정렬",
-    "align_middle": "중간 정렬",
-    "align_right": "오른쪽 맞춤",
-    "align_top": "정렬 탑",
-    "mode_select": "선택 도구",
-    "mode_fhpath": "연필 도구",
-    "mode_line": "선 도구",
-    "mode_connect": "Connect two objects",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "자유 핸드 직사각형",
-    "mode_ellipse": "타원",
-    "mode_circle": "동그라미",
-    "mode_fhellipse": "자유 핸드 타원",
-    "mode_path": "Path Tool",
-    "mode_shapelib": "Shape library",
-    "mode_text": "텍스트 도구",
-    "mode_image": "이미지 도구",
-    "mode_zoom": "줌 도구",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "NOTE: This image cannot be embedded. It will depend on this path to be displayed",
-    "undo": "취소",
-    "redo": "재실행",
-    "tool_source": "수정 소스",
-    "wireframe_mode": "Wireframe Mode",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "그룹 요소",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "Convert to Path",
-    "reorient_path": "Reorient path",
-    "ungroup": "그룹 해제 요소",
-    "docprops": "문서 속성",
-    "imagelib": "Image Library",
-    "move_bottom": "아래로 이동",
-    "move_top": "상단으로 이동",
-    "node_clone": "Clone Node",
-    "node_delete": "Delete Node",
-    "node_link": "Link Control Points",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "저장",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Layer",
-    "layers": "Layers",
-    "del": "레이어 삭제",
-    "move_down": "레이어 아래로 이동",
-    "new": "새 레이어",
-    "rename": "레이어 이름 바꾸기",
-    "move_up": "레이어 위로 이동",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "Move elements to:",
-    "move_selected": "Move selected elements to a different layer"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Image Properties",
-    "doc_title": "Title",
-    "doc_dims": "Canvas Dimensions",
-    "included_images": "Included Images",
-    "image_opt_embed": "Embed data (local files)",
-    "image_opt_ref": "Use file reference",
-    "editor_prefs": "Editor Preferences",
-    "icon_size": "Icon size",
-    "language": "Language",
-    "background": "Editor Background",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Note: Background will not be saved with image.",
-    "icon_large": "Large",
-    "icon_medium": "Medium",
-    "icon_small": "Small",
-    "icon_xlarge": "Extra Large",
-    "select_predefined": "미리 정의된 선택:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Invalid value given",
-    "noContentToFitTo": "No content to fit to",
-    "dupeLayerName": "There is already a layer named that!",
-    "enterUniqueLayerName": "Please enter a unique layer name",
-    "enterNewLayerName": "Please enter the new layer name",
-    "layerHasThatName": "Layer already has that name",
-    "QmoveElemsToLayer": "Move selected elements to layer '%s'?",
-    "QwantToClear": "Do you want to clear the drawing?\nThis will also erase your undo history!",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "There were parsing errors in your SVG source.\nRevert back to original SVG source?",
-    "QignoreSourceChanges": "Ignore changes made to SVG source?",
-    "featNotSupported": "Feature not supported",
-    "enterNewImgURL": "Enter the new image URL",
-    "defsFailOnSave": "NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.",
-    "loadingImage": "Loading image, please wait...",
-    "saveFromBrowser": "Select \"Save As...\" in your browser to save this image as a %s file.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Move selected elements to layer '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.lt.js b/editor/locale/lang.lt.js
index e2d526c4..be94988c 100644
--- a/editor/locale/lang.lt.js
+++ b/editor/locale/lang.lt.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "lt",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "Saugoti",
-    "cancel": "Atšaukti",
-    "key_backspace": "backspace",
-    "key_del": "delete",
-    "key_down": "down",
-    "key_up": "up",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Show/hide more stroke tools",
-    "palette_info": "Spustelėkite norėdami keisti užpildo spalvą, perėjimo spustelėkite pakeisti insultas spalva",
-    "zoom_level": "Keisti mastelį",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "Keisti užpildyti spalvos",
-    "stroke_color": "Keisti insultas spalva",
-    "stroke_style": "Keisti insultas brūkšnys stilius",
-    "stroke_width": "Keisti insultas plotis",
-    "pos_x": "Change X coordinate",
-    "pos_y": "Change Y coordinate",
-    "linecap_butt": "Linecap: Butt",
-    "linecap_round": "Linecap: Round",
-    "linecap_square": "Linecap: Square",
-    "linejoin_bevel": "Linejoin: Bevel",
-    "linejoin_miter": "Linejoin: Miter",
-    "linejoin_round": "Linejoin: Round",
-    "angle": "Keisti sukimosi kampas",
-    "blur": "Change gaussian blur value",
-    "opacity": "Pakeisti pasirinkto elemento neskaidrumo",
-    "circle_cx": "Keisti ratas&#39;s CX koordinuoti",
-    "circle_cy": "Keisti ratas&#39;s CY koordinuoti",
-    "circle_r": "Keisti savo apskritimo spindulys",
-    "ellipse_cx": "Keisti elipse&#39;s CX koordinuoti",
-    "ellipse_cy": "Keisti elipse&#39;s CY koordinuoti",
-    "ellipse_rx": "Keisti elipsė &quot;X spindulys",
-    "ellipse_ry": "Keisti elipse Y spindulys",
-    "line_x1": "Keisti linijos nuo koordinačių x",
-    "line_x2": "Keisti linijos baigėsi x koordinuoti",
-    "line_y1": "Keisti linijos pradžios y koordinačių",
-    "line_y2": "Keisti linijos baigėsi y koordinačių",
-    "rect_height": "Keisti stačiakampio aukščio",
-    "rect_width": "Pakeisti stačiakampio plotis",
-    "corner_radius": "Keisti stačiakampis skyrelį Spindulys",
-    "image_width": "Keisti paveikslėlio plotis",
-    "image_height": "Keisti vaizdo aukštis",
-    "image_url": "Pakeisti URL",
-    "node_x": "Change node's x coordinate",
-    "node_y": "Change node's y coordinate",
-    "seg_type": "Change Segment type",
-    "straight_segments": "Straight",
-    "curve_segments": "Curve",
-    "text_contents": "Keisti teksto turinys",
-    "font_family": "Pakeistišriftą Šeima",
-    "font_size": "Change font size",
-    "bold": "Pusjuodis",
-    "italic": "Kursyvas"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: "Change node's x coordinate",
+    node_y: "Change node's y coordinate",
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Main Menu",
-    "bkgnd_color_opac": "Pakeisti fono spalvą / drumstumas",
-    "connector_no_arrow": "No arrow",
-    "fitToContent": "Talpinti turinys",
-    "fit_to_all": "Talpinti All content",
-    "fit_to_canvas": "Talpinti drobė",
-    "fit_to_layer_content": "Talpinti sluoksnis turinio",
-    "fit_to_sel": "Talpinti atrankos",
-    "align_relative_to": "Derinti palyginti ...",
-    "relativeTo": "palyginti:",
-    "page": "puslapis",
-    "largest_object": "didžiausias objektas",
-    "selected_objects": "išrinktas objektai",
-    "smallest_object": "mažiausias objektą",
-    "new_doc": "New Image",
-    "open_doc": "Atidaryti atvaizdą",
-    "export_img": "Export",
-    "save_doc": "Išsaugoti nuotrauką",
-    "import_doc": "Import Image",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "Lygiuoti apačioje",
-    "align_center": "Lygiuoti",
-    "align_left": "Lygiuoti kairėje",
-    "align_middle": "Suderinti Vidurio",
-    "align_right": "Lygiuoti dešinėje",
-    "align_top": "Lygiuoti viršų",
-    "mode_select": "Įrankis",
-    "mode_fhpath": "Pencil Tool",
-    "mode_line": "Line Tool",
-    "mode_connect": "Connect two objects",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "Free Hand stačiakampis",
-    "mode_ellipse": "Elipse",
-    "mode_circle": "Circle",
-    "mode_fhellipse": "Free Hand Elipsė",
-    "mode_path": "Path Tool",
-    "mode_shapelib": "Shape library",
-    "mode_text": "Tekstas Tool",
-    "mode_image": "Image Tool",
-    "mode_zoom": "Zoom Įrankį",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "NOTE: This image cannot be embedded. It will depend on this path to be displayed",
-    "undo": "Atšaukti",
-    "redo": "Atstatyti",
-    "tool_source": "Taisyti Šaltinis",
-    "wireframe_mode": "Wireframe Mode",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "Elementų grupės",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "Convert to Path",
-    "reorient_path": "Reorient path",
-    "ungroup": "Išgrupuoti elementai",
-    "docprops": "Document Properties",
-    "imagelib": "Image Library",
-    "move_bottom": "Perkelti į apačią",
-    "move_top": "Perkelti į viršų",
-    "node_clone": "Clone Node",
-    "node_delete": "Delete Node",
-    "node_link": "Link Control Points",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "Saugoti",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Layer",
-    "layers": "Layers",
-    "del": "Ištrinti Layer",
-    "move_down": "Perkelti sluoksnį Žemyn",
-    "new": "New Layer",
-    "rename": "Pervadinti sluoksnį",
-    "move_up": "Perkelti sluoksnį Up",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "Move elements to:",
-    "move_selected": "Move selected elements to a different layer"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Image Properties",
-    "doc_title": "Title",
-    "doc_dims": "Canvas Dimensions",
-    "included_images": "Included Images",
-    "image_opt_embed": "Embed data (local files)",
-    "image_opt_ref": "Use file reference",
-    "editor_prefs": "Editor Preferences",
-    "icon_size": "Icon size",
-    "language": "Language",
-    "background": "Editor Background",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Note: Background will not be saved with image.",
-    "icon_large": "Large",
-    "icon_medium": "Medium",
-    "icon_small": "Small",
-    "icon_xlarge": "Extra Large",
-    "select_predefined": "Pasirinkite iš anksto:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Invalid value given",
-    "noContentToFitTo": "No content to fit to",
-    "dupeLayerName": "There is already a layer named that!",
-    "enterUniqueLayerName": "Please enter a unique layer name",
-    "enterNewLayerName": "Please enter the new layer name",
-    "layerHasThatName": "Layer already has that name",
-    "QmoveElemsToLayer": "Move selected elements to layer '%s'?",
-    "QwantToClear": "Do you want to clear the drawing?\nThis will also erase your undo history!",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "There were parsing errors in your SVG source.\nRevert back to original SVG source?",
-    "QignoreSourceChanges": "Ignore changes made to SVG source?",
-    "featNotSupported": "Feature not supported",
-    "enterNewImgURL": "Enter the new image URL",
-    "defsFailOnSave": "NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.",
-    "loadingImage": "Loading image, please wait...",
-    "saveFromBrowser": "Select \"Save As...\" in your browser to save this image as a %s file.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Move selected elements to layer '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.lv.js b/editor/locale/lang.lv.js
index 56bdc5fd..be94988c 100644
--- a/editor/locale/lang.lv.js
+++ b/editor/locale/lang.lv.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "lv",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "Glābt",
-    "cancel": "Atcelt",
-    "key_backspace": "backspace",
-    "key_del": "delete",
-    "key_down": "down",
-    "key_up": "up",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Show/hide more stroke tools",
-    "palette_info": "Noklikšķiniet, lai mainītu aizpildījuma krāsu, shift-click to mainīt stroke krāsa",
-    "zoom_level": "Pārmaiņu mērogu",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "Change aizpildījuma krāsu",
-    "stroke_color": "Change stroke krāsa",
-    "stroke_style": "Maina stroke domuzīme stils",
-    "stroke_width": "Change stroke platums",
-    "pos_x": "Change X coordinate",
-    "pos_y": "Change Y coordinate",
-    "linecap_butt": "Linecap: Butt",
-    "linecap_round": "Linecap: Round",
-    "linecap_square": "Linecap: Square",
-    "linejoin_bevel": "Linejoin: Bevel",
-    "linejoin_miter": "Linejoin: Miter",
-    "linejoin_round": "Linejoin: Round",
-    "angle": "Mainīt griešanās leņķis",
-    "blur": "Change gaussian blur value",
-    "opacity": "Mainīt izvēlēto objektu necaurredzamība",
-    "circle_cx": "Maina aplis&#39;s CX koordinēt",
-    "circle_cy": "Pārmaiņu loks ir cy koordinēt",
-    "circle_r": "Pārmaiņu loks ir rādiuss",
-    "ellipse_cx": "Mainīt elipses&#39;s CX koordinēt",
-    "ellipse_cy": "Mainīt elipses&#39;s cy koordinēt",
-    "ellipse_rx": "Mainīt elipses&#39;s x rādiuss",
-    "ellipse_ry": "Mainīt elipses&#39;s y rādiuss",
-    "line_x1": "Mainīt līnijas sākas x koordinēt",
-    "line_x2": "Mainīt līnijas beigu x koordinēt",
-    "line_y1": "Mainīt līnijas sākas y koordinātu",
-    "line_y2": "Mainīt līnijas beigu y koordinātu",
-    "rect_height": "Change Taisnstūra augstums",
-    "rect_width": "Change taisnstūra platums",
-    "corner_radius": "Maina Taisnstūris Corner Rādiuss",
-    "image_width": "Mainīt attēla platumu",
-    "image_height": "Mainīt attēla augstums",
-    "image_url": "Change URL",
-    "node_x": "Change node's x coordinate",
-    "node_y": "Change node's y coordinate",
-    "seg_type": "Change Segment type",
-    "straight_segments": "Straight",
-    "curve_segments": "Curve",
-    "text_contents": "Mainītu teksta saturs",
-    "font_family": "Mainīt fonta Family",
-    "font_size": "Mainīt fonta izmēru",
-    "bold": "Bold Text",
-    "italic": "Kursīvs"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: "Change node's x coordinate",
+    node_y: "Change node's y coordinate",
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Main Menu",
-    "bkgnd_color_opac": "Change background color / necaurredzamība",
-    "connector_no_arrow": "No arrow",
-    "fitToContent": "Fit to Content",
-    "fit_to_all": "Fit uz visu saturu",
-    "fit_to_canvas": "Ievietot audekls",
-    "fit_to_layer_content": "Ievietot slānis saturs",
-    "fit_to_sel": "Fit atlases",
-    "align_relative_to": "Līdzināt, salīdzinot ar ...",
-    "relativeTo": "salīdzinājumā ar:",
-    "page": "lapa",
-    "largest_object": "lielākais objekts",
-    "selected_objects": "ievēlēts objekti",
-    "smallest_object": "mazākais objekts",
-    "new_doc": "New Image",
-    "open_doc": "Open SVG",
-    "export_img": "Export",
-    "save_doc": "Save Image",
-    "import_doc": "Import Image",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "Līdzināt Bottom",
-    "align_center": "Līdzināt uz centru",
-    "align_left": "Līdzināt pa kreisi",
-    "align_middle": "Līdzināt Middle",
-    "align_right": "Līdzināt pa labi",
-    "align_top": "Līdzināt Top",
-    "mode_select": "Select Tool",
-    "mode_fhpath": "Pencil Tool",
-    "mode_line": "Line Tool",
-    "mode_connect": "Connect two objects",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "Free-Hand Taisnstūris",
-    "mode_ellipse": "Elipse",
-    "mode_circle": "Circle",
-    "mode_fhellipse": "Free-Hand Ellipse",
-    "mode_path": "Path",
-    "mode_shapelib": "Shape library",
-    "mode_text": "Text Tool",
-    "mode_image": "Image Tool",
-    "mode_zoom": "Zoom Tool",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "NOTE: This image cannot be embedded. It will depend on this path to be displayed",
-    "undo": "Atpogāt",
-    "redo": "Redo",
-    "tool_source": "Rediģēt Source",
-    "wireframe_mode": "Wireframe Mode",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "Grupa Elements",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "Convert to Path",
-    "reorient_path": "Reorient path",
-    "ungroup": "Atgrupēt Elements",
-    "docprops": "Document Properties",
-    "imagelib": "Image Library",
-    "move_bottom": "Pārvietot uz leju",
-    "move_top": "Pārvietot uz augšu",
-    "node_clone": "Clone Node",
-    "node_delete": "Delete Node",
-    "node_link": "Link Control Points",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "Glābt",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Layer",
-    "layers": "Layers",
-    "del": "Dzēst Layer",
-    "move_down": "Pārvietot slāni uz leju",
-    "new": "New Layer",
-    "rename": "Pārdēvēt Layer",
-    "move_up": "Pārvietot slāni uz augšu",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "Move elements to:",
-    "move_selected": "Move selected elements to a different layer"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Image Properties",
-    "doc_title": "Title",
-    "doc_dims": "Canvas Dimensions",
-    "included_images": "Included Images",
-    "image_opt_embed": "Embed data (local files)",
-    "image_opt_ref": "Use file reference",
-    "editor_prefs": "Editor Preferences",
-    "icon_size": "Icon size",
-    "language": "Language",
-    "background": "Editor Background",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Note: Background will not be saved with image.",
-    "icon_large": "Large",
-    "icon_medium": "Medium",
-    "icon_small": "Small",
-    "icon_xlarge": "Extra Large",
-    "select_predefined": "Izvēlieties iepriekš:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Invalid value given",
-    "noContentToFitTo": "No content to fit to",
-    "dupeLayerName": "There is already a layer named that!",
-    "enterUniqueLayerName": "Please enter a unique layer name",
-    "enterNewLayerName": "Please enter the new layer name",
-    "layerHasThatName": "Layer already has that name",
-    "QmoveElemsToLayer": "Move selected elements to layer '%s'?",
-    "QwantToClear": "Do you want to clear the drawing?\nThis will also erase your undo history!",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "There were parsing errors in your SVG source.\nRevert back to original SVG source?",
-    "QignoreSourceChanges": "Ignore changes made to SVG source?",
-    "featNotSupported": "Feature not supported",
-    "enterNewImgURL": "Enter the new image URL",
-    "defsFailOnSave": "NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.",
-    "loadingImage": "Loading image, please wait...",
-    "saveFromBrowser": "Select \"Save As...\" in your browser to save this image as a %s file.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Move selected elements to layer '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.mk.js b/editor/locale/lang.mk.js
index 3b98d03f..be94988c 100644
--- a/editor/locale/lang.mk.js
+++ b/editor/locale/lang.mk.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "mk",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "Зачувува",
-    "cancel": "Откажи",
-    "key_backspace": "backspace",
-    "key_del": "delete",
-    "key_down": "down",
-    "key_up": "up",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Show/hide more stroke tools",
-    "palette_info": "Кликни за да внесете промени бојата, промена клик да се промени бојата удар",
-    "zoom_level": "Промена зум ниво",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "Измени пополнете боја",
-    "stroke_color": "Промена боја на мозочен удар",
-    "stroke_style": "Промена удар цртичка стил",
-    "stroke_width": "Промена удар Ширина",
-    "pos_x": "Change X coordinate",
-    "pos_y": "Change Y coordinate",
-    "linecap_butt": "Linecap: Butt",
-    "linecap_round": "Linecap: Round",
-    "linecap_square": "Linecap: Square",
-    "linejoin_bevel": "Linejoin: Bevel",
-    "linejoin_miter": "Linejoin: Miter",
-    "linejoin_round": "Linejoin: Round",
-    "angle": "Change ротација агол",
-    "blur": "Change gaussian blur value",
-    "opacity": "Промена избрани ставка непроѕирноста",
-    "circle_cx": "Промена круг на cx координира",
-    "circle_cy": "Промена круг&#39;s cy координираат",
-    "circle_r": "Промена на круг со радиус",
-    "ellipse_cx": "Промена елипса&#39;s cx координираат",
-    "ellipse_cy": "Промена на елипса cy координира",
-    "ellipse_rx": "Промена на елипса x радиус",
-    "ellipse_ry": "Промена на елипса у радиус",
-    "line_x1": "Промена линија почетна x координира",
-    "line_x2": "Промена линија завршува x координира",
-    "line_y1": "Промена линија координираат почетна y",
-    "line_y2": "Промена линија завршува y координира",
-    "rect_height": "Промена правоаголник височина",
-    "rect_width": "Промена правоаголник Ширина",
-    "corner_radius": "Промена правоаголник Corner Radius",
-    "image_width": "Промена Ширина на сликата",
-    "image_height": "Промена на слика височина",
-    "image_url": "Промена URL",
-    "node_x": "Change node's x coordinate",
-    "node_y": "Change node's y coordinate",
-    "seg_type": "Change Segment type",
-    "straight_segments": "Straight",
-    "curve_segments": "Curve",
-    "text_contents": "Промена текст содржина",
-    "font_family": "Смени фонт Фамилија",
-    "font_size": "Изменифонт Големина",
-    "bold": "Задебелен текст",
-    "italic": "Italic текст"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: "Change node's x coordinate",
+    node_y: "Change node's y coordinate",
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Main Menu",
-    "bkgnd_color_opac": "Смени позадина / непроѕирноста",
-    "connector_no_arrow": "No arrow",
-    "fitToContent": "Способен да Содржина",
-    "fit_to_all": "Способен да сите содржина",
-    "fit_to_canvas": "Побиране да платно",
-    "fit_to_layer_content": "Способен да слој содржина",
-    "fit_to_sel": "Способен да селекција",
-    "align_relative_to": "Порамни во поглед на ...",
-    "relativeTo": "во поглед на:",
-    "page": "страница",
-    "largest_object": "најголемиот објект",
-    "selected_objects": "избран објекти",
-    "smallest_object": "најмалата објект",
-    "new_doc": "Нови слики",
-    "open_doc": "Отвори слика",
-    "export_img": "Export",
-    "save_doc": "Зачувај слика",
-    "import_doc": "Import Image",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "Align Bottom",
-    "align_center": "Центрирано",
-    "align_left": "Порамни лево Порамни",
-    "align_middle": "Израмни Среден",
-    "align_right": "Порамни десно",
-    "align_top": "Израмни почетокот",
-    "mode_select": "Изберете ја алатката",
-    "mode_fhpath": "Алатка за молив",
-    "mode_line": "Line Tool",
-    "mode_connect": "Connect two objects",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "Правоаголник слободна рака",
-    "mode_ellipse": "Елипса",
-    "mode_circle": "Круг",
-    "mode_fhellipse": "Free-Hand Елипса",
-    "mode_path": "Path Tool",
-    "mode_shapelib": "Shape library",
-    "mode_text": "Алатка за текст",
-    "mode_image": "Алатка за сликата",
-    "mode_zoom": "Алатка за зумирање",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "NOTE: This image cannot be embedded. It will depend on this path to be displayed",
-    "undo": "Врати",
-    "redo": "Повтори",
-    "tool_source": "Уреди Извор",
-    "wireframe_mode": "Wireframe Mode",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "Група на елементи",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "Convert to Path",
-    "reorient_path": "Reorient path",
-    "ungroup": "Ungroup Елементи",
-    "docprops": "Својства на документот",
-    "imagelib": "Image Library",
-    "move_bottom": "Move to bottom",
-    "move_top": "Поместување на почетокот",
-    "node_clone": "Clone Node",
-    "node_delete": "Delete Node",
-    "node_link": "Link Control Points",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "Зачувува",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Layer",
-    "layers": "Layers",
-    "del": "Избриши Слој",
-    "move_down": "Премести слој долу",
-    "new": "Нов слој",
-    "rename": "Преименувај слој",
-    "move_up": "Премести слој горе",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "Move elements to:",
-    "move_selected": "Move selected elements to a different layer"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Image Properties",
-    "doc_title": "Title",
-    "doc_dims": "Canvas Dimensions",
-    "included_images": "Included Images",
-    "image_opt_embed": "Embed data (local files)",
-    "image_opt_ref": "Use file reference",
-    "editor_prefs": "Editor Preferences",
-    "icon_size": "Icon size",
-    "language": "Language",
-    "background": "Editor Background",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Note: Background will not be saved with image.",
-    "icon_large": "Large",
-    "icon_medium": "Medium",
-    "icon_small": "Small",
-    "icon_xlarge": "Extra Large",
-    "select_predefined": "Изберете предефинирани:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Invalid value given",
-    "noContentToFitTo": "No content to fit to",
-    "dupeLayerName": "There is already a layer named that!",
-    "enterUniqueLayerName": "Please enter a unique layer name",
-    "enterNewLayerName": "Please enter the new layer name",
-    "layerHasThatName": "Layer already has that name",
-    "QmoveElemsToLayer": "Move selected elements to layer '%s'?",
-    "QwantToClear": "Do you want to clear the drawing?\nThis will also erase your undo history!",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "There were parsing errors in your SVG source.\nRevert back to original SVG source?",
-    "QignoreSourceChanges": "Ignore changes made to SVG source?",
-    "featNotSupported": "Feature not supported",
-    "enterNewImgURL": "Enter the new image URL",
-    "defsFailOnSave": "NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.",
-    "loadingImage": "Loading image, please wait...",
-    "saveFromBrowser": "Select \"Save As...\" in your browser to save this image as a %s file.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Move selected elements to layer '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.ms.js b/editor/locale/lang.ms.js
index 478c7cfd..be94988c 100644
--- a/editor/locale/lang.ms.js
+++ b/editor/locale/lang.ms.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "ms",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "Simpan",
-    "cancel": "Batal",
-    "key_backspace": "backspace",
-    "key_del": "delete",
-    "key_down": "down",
-    "key_up": "up",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Show/hide more stroke tools",
-    "palette_info": "Klik untuk menukar warna mengisi, shift-klik untuk menukar warna stroke",
-    "zoom_level": "Mengubah peringkat pembesaran",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "Tukar Warna mengisi",
-    "stroke_color": "Tukar Warna stroke",
-    "stroke_style": "Tukar gaya dash stroke",
-    "stroke_width": "Tukar stroke width",
-    "pos_x": "Change X coordinate",
-    "pos_y": "Change Y coordinate",
-    "linecap_butt": "Linecap: Butt",
-    "linecap_round": "Linecap: Round",
-    "linecap_square": "Linecap: Square",
-    "linejoin_bevel": "Linejoin: Bevel",
-    "linejoin_miter": "Linejoin: Miter",
-    "linejoin_round": "Linejoin: Round",
-    "angle": "Namakan sudut putaran",
-    "blur": "Change gaussian blur value",
-    "opacity": "Mengubah item yang dipilih keburaman",
-    "circle_cx": "Mengubah koordinat bulatan cx",
-    "circle_cy": "Mengubah koordinat cy bulatan",
-    "circle_r": "Tukar jari-jari lingkaran",
-    "ellipse_cx": "Tukar elips&#39;s cx koordinat",
-    "ellipse_cy": "Tukar elips&#39;s cy koordinat",
-    "ellipse_rx": "Tukar elips&#39;s x jari-jari",
-    "ellipse_ry": "Tukar elips&#39;s y jari-jari",
-    "line_x1": "Ubah baris mulai x koordinat",
-    "line_x2": "Ubah baris&#39;s Berakhir x koordinat",
-    "line_y1": "Ubah baris mulai y koordinat",
-    "line_y2": "Ubah baris di tiap akhir y koordinat",
-    "rect_height": "Perubahan quality persegi panjang",
-    "rect_width": "Tukar persegi panjang lebar",
-    "corner_radius": "Tukar Corner Rectangle Radius",
-    "image_width": "Tukar Lebar imej",
-    "image_height": "Tinggi gambar Kaca",
-    "image_url": "Tukar URL",
-    "node_x": "Change node's x coordinate",
-    "node_y": "Change node's y coordinate",
-    "seg_type": "Change Segment type",
-    "straight_segments": "Straight",
-    "curve_segments": "Curve",
-    "text_contents": "Tukar isi teks",
-    "font_family": "Tukar Font Keluarga",
-    "font_size": "Ubah Saiz Font",
-    "bold": "Bold Teks",
-    "italic": "Italic Teks"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: "Change node's x coordinate",
+    node_y: "Change node's y coordinate",
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Main Menu",
-    "bkgnd_color_opac": "Mengubah warna latar belakang / keburaman",
-    "connector_no_arrow": "No arrow",
-    "fitToContent": "Fit to Content",
-    "fit_to_all": "Cocok untuk semua kandungan",
-    "fit_to_canvas": "Muat kanvas",
-    "fit_to_layer_content": "Muat kandungan lapisan",
-    "fit_to_sel": "Fit seleksi",
-    "align_relative_to": "Rata relatif ...",
-    "relativeTo": "relatif:",
-    "page": "Laman",
-    "largest_object": "objek terbesar",
-    "selected_objects": "objek terpilih",
-    "smallest_object": "objek terkecil",
-    "new_doc": "Imej Baru",
-    "open_doc": "Membuka Image",
-    "export_img": "Export",
-    "save_doc": "Save Image",
-    "import_doc": "Import Image",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "Rata Bottom",
-    "align_center": "Rata Tengah",
-    "align_left": "Rata Kiri",
-    "align_middle": "Rata Tengah",
-    "align_right": "Rata Kanan",
-    "align_top": "Rata Popular",
-    "mode_select": "Pilih Tool",
-    "mode_fhpath": "Pencil Tool",
-    "mode_line": "Line Tool",
-    "mode_connect": "Connect two objects",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "Free-Hand Persegi Panjang",
-    "mode_ellipse": "Ellipse",
-    "mode_circle": "Lingkaran",
-    "mode_fhellipse": "Free-Hand Ellipse",
-    "mode_path": "Path Tool",
-    "mode_shapelib": "Shape library",
-    "mode_text": "Teks Tool",
-    "mode_image": "Image Tool",
-    "mode_zoom": "Zoom Tool",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "NOTE: This image cannot be embedded. It will depend on this path to be displayed",
-    "undo": "Undo",
-    "redo": "Redo",
-    "tool_source": "Edit Source",
-    "wireframe_mode": "Wireframe Mode",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "Kelompok Elemen",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "Convert to Path",
-    "reorient_path": "Reorient path",
-    "ungroup": "Ungroup Elemen",
-    "docprops": "Document Properties",
-    "imagelib": "Image Library",
-    "move_bottom": "Pindah ke Bawah",
-    "move_top": "Pindah ke Atas",
-    "node_clone": "Clone Node",
-    "node_delete": "Delete Node",
-    "node_link": "Link Control Points",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "Simpan",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Layer",
-    "layers": "Layers",
-    "del": "Padam Layer",
-    "move_down": "Pindah Layer Bawah",
-    "new": "New Layer",
-    "rename": "Rename Layer",
-    "move_up": "Pindah Layer Up",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "Move elements to:",
-    "move_selected": "Move selected elements to a different layer"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Image Properties",
-    "doc_title": "Title",
-    "doc_dims": "Canvas Dimensions",
-    "included_images": "Included Images",
-    "image_opt_embed": "Embed data (local files)",
-    "image_opt_ref": "Use file reference",
-    "editor_prefs": "Editor Preferences",
-    "icon_size": "Icon size",
-    "language": "Language",
-    "background": "Editor Background",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Note: Background will not be saved with image.",
-    "icon_large": "Large",
-    "icon_medium": "Medium",
-    "icon_small": "Small",
-    "icon_xlarge": "Extra Large",
-    "select_predefined": "Pilih standard:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Invalid value given",
-    "noContentToFitTo": "No content to fit to",
-    "dupeLayerName": "There is already a layer named that!",
-    "enterUniqueLayerName": "Please enter a unique layer name",
-    "enterNewLayerName": "Please enter the new layer name",
-    "layerHasThatName": "Layer already has that name",
-    "QmoveElemsToLayer": "Move selected elements to layer '%s'?",
-    "QwantToClear": "Do you want to clear the drawing?\nThis will also erase your undo history!",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "There were parsing errors in your SVG source.\nRevert back to original SVG source?",
-    "QignoreSourceChanges": "Ignore changes made to SVG source?",
-    "featNotSupported": "Feature not supported",
-    "enterNewImgURL": "Enter the new image URL",
-    "defsFailOnSave": "NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.",
-    "loadingImage": "Loading image, please wait...",
-    "saveFromBrowser": "Select \"Save As...\" in your browser to save this image as a %s file.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Move selected elements to layer '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.mt.js b/editor/locale/lang.mt.js
index eb30782f..be94988c 100644
--- a/editor/locale/lang.mt.js
+++ b/editor/locale/lang.mt.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "mt",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "Save",
-    "cancel": "Ikkanċella",
-    "key_backspace": "backspace",
-    "key_del": "delete",
-    "key_down": "down",
-    "key_up": "up",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Show/hide more stroke tools",
-    "palette_info": "Ikklikkja biex timla l-bidla fil-kulur, ikklikkja-bidla għall-bidla color stroke",
-    "zoom_level": "Bidla zoom livell",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "Bidla imla color",
-    "stroke_color": "Color stroke Bidla",
-    "stroke_style": "Bidla stroke dash stil",
-    "stroke_width": "Wisa &#39;puplesija Bidla",
-    "pos_x": "Change X coordinate",
-    "pos_y": "Change Y coordinate",
-    "linecap_butt": "Linecap: Butt",
-    "linecap_round": "Linecap: Round",
-    "linecap_square": "Linecap: Square",
-    "linejoin_bevel": "Linejoin: Bevel",
-    "linejoin_miter": "Linejoin: Miter",
-    "linejoin_round": "Linejoin: Round",
-    "angle": "Angolu ta &#39;rotazzjoni Bidla",
-    "blur": "Change gaussian blur value",
-    "opacity": "Bidla magħżula opaċità partita",
-    "circle_cx": "CX ċirku Tibdil jikkoordinaw",
-    "circle_cy": "Ċirku Tibdil cy jikkoordinaw",
-    "circle_r": "Raġġ ta &#39;ċirku tal-Bidla",
-    "ellipse_cx": "Bidla ellissi&#39;s CX jikkoordinaw",
-    "ellipse_cy": "Ellissi Tibdil cy jikkoordinaw",
-    "ellipse_rx": "Raġġ x ellissi Tibdil",
-    "ellipse_ry": "Raġġ y ellissi Tibdil",
-    "line_x1": "Bidla fil-linja tal-bidu tikkoordina x",
-    "line_x2": "Linja tal-Bidla li jispiċċa x jikkoordinaw",
-    "line_y1": "Bidla fil-linja tal-bidu y jikkoordinaw",
-    "line_y2": "Linja Tibdil jispiċċa y jikkoordinaw",
-    "rect_height": "Għoli rettangolu Bidla",
-    "rect_width": "Wisa &#39;rettangolu Bidla",
-    "corner_radius": "Bidla Rectangle Corner Radius",
-    "image_width": "Wisa image Bidla",
-    "image_height": "Għoli image Bidla",
-    "image_url": "Bidla URL",
-    "node_x": "Change node's x coordinate",
-    "node_y": "Change node's y coordinate",
-    "seg_type": "Change Segment type",
-    "straight_segments": "Straight",
-    "curve_segments": "Curve",
-    "text_contents": "Test kontenut Bidla",
-    "font_family": "Bidla Font Familja",
-    "font_size": "Change font size",
-    "bold": "Bold Test",
-    "italic": "Test korsiv"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: "Change node's x coordinate",
+    node_y: "Change node's y coordinate",
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Main Menu",
-    "bkgnd_color_opac": "Bidla fil-kulur fl-isfond / opaċità",
-    "connector_no_arrow": "No arrow",
-    "fitToContent": "Fit għall-kontenut",
-    "fit_to_all": "Tajbin għall-kontenut",
-    "fit_to_canvas": "Xieraq li kanvas",
-    "fit_to_layer_content": "Fit-kontenut ta &#39;saff għal",
-    "fit_to_sel": "Fit-għażla",
-    "align_relative_to": "Jallinjaw relattiv għall - ...",
-    "relativeTo": "relattiv għall -:",
-    "page": "paġna",
-    "largest_object": "akbar oġġett",
-    "selected_objects": "oġġetti elett",
-    "smallest_object": "iżgħar oġġett",
-    "new_doc": "Image New",
-    "open_doc": "Open SVG",
-    "export_img": "Export",
-    "save_doc": "Image Save",
-    "import_doc": "Import Image",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "Tallinja Bottom",
-    "align_center": "Tallinja Center",
-    "align_left": "Tallinja Left",
-    "align_middle": "Tallinja Nofsani",
-    "align_right": "Tallinja Dritt",
-    "align_top": "Tallinja Top",
-    "mode_select": "Select Tool",
-    "mode_fhpath": "Lapes Tool",
-    "mode_line": "Line Tool",
-    "mode_connect": "Connect two objects",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "Free Hand-Rectangle",
-    "mode_ellipse": "Ellissi",
-    "mode_circle": "Circle",
-    "mode_fhellipse": "Free Hand-ellissi",
-    "mode_path": "Path Tool",
-    "mode_shapelib": "Shape library",
-    "mode_text": "Text Tool",
-    "mode_image": "Image Tool",
-    "mode_zoom": "Zoom Tool",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "NOTE: This image cannot be embedded. It will depend on this path to be displayed",
-    "undo": "Jneħħu",
-    "redo": "Jerġa &#39;jagħmel",
-    "tool_source": "Source Edit",
-    "wireframe_mode": "Wireframe Mode",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "Grupp Elements",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "Convert to Path",
-    "reorient_path": "Reorient path",
-    "ungroup": "Ungroup Elements",
-    "docprops": "Dokument Properties",
-    "imagelib": "Image Library",
-    "move_bottom": "Move to Bottom",
-    "move_top": "Move to Top",
-    "node_clone": "Clone Node",
-    "node_delete": "Delete Node",
-    "node_link": "Link Control Points",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "Save",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Layer",
-    "layers": "Layers",
-    "del": "Ħassar Layer",
-    "move_down": "Move Layer Down",
-    "new": "New Layer",
-    "rename": "Semmi mill-ġdid Layer",
-    "move_up": "Move Layer Up",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "Move elements to:",
-    "move_selected": "Move selected elements to a different layer"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Image Properties",
-    "doc_title": "Title",
-    "doc_dims": "Canvas Dimensions",
-    "included_images": "Included Images",
-    "image_opt_embed": "Embed data (local files)",
-    "image_opt_ref": "Use file reference",
-    "editor_prefs": "Editor Preferences",
-    "icon_size": "Icon size",
-    "language": "Language",
-    "background": "Editor Background",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Note: Background will not be saved with image.",
-    "icon_large": "Large",
-    "icon_medium": "Medium",
-    "icon_small": "Small",
-    "icon_xlarge": "Extra Large",
-    "select_predefined": "Select predefiniti:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Invalid value given",
-    "noContentToFitTo": "No content to fit to",
-    "dupeLayerName": "There is already a layer named that!",
-    "enterUniqueLayerName": "Please enter a unique layer name",
-    "enterNewLayerName": "Please enter the new layer name",
-    "layerHasThatName": "Layer already has that name",
-    "QmoveElemsToLayer": "Move selected elements to layer '%s'?",
-    "QwantToClear": "Do you want to clear the drawing?\nThis will also erase your undo history!",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "There were parsing errors in your SVG source.\nRevert back to original SVG source?",
-    "QignoreSourceChanges": "Ignore changes made to SVG source?",
-    "featNotSupported": "Feature not supported",
-    "enterNewImgURL": "Enter the new image URL",
-    "defsFailOnSave": "NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.",
-    "loadingImage": "Loading image, please wait...",
-    "saveFromBrowser": "Select \"Save As...\" in your browser to save this image as a %s file.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Move selected elements to layer '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.nl.js b/editor/locale/lang.nl.js
index 030e1003..f0932f49 100644
--- a/editor/locale/lang.nl.js
+++ b/editor/locale/lang.nl.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "nl",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "Ok",
-    "cancel": "Annuleren",
-    "key_backspace": "backspace",
-    "key_del": "delete",
-    "key_down": "omlaag",
-    "key_up": "omhoog",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Mogelijk gemaakt door"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Toon/verberg meer lijn gereedschap",
-    "palette_info": "Klik om de vul kleur te veranderen, shift-klik om de lijn kleur te veranderen",
-    "zoom_level": "In-/uitzoomen",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identificeer het element",
-    "fill_color": "Verander vul kleur",
-    "stroke_color": "Verander lijn kleur",
-    "stroke_style": "Verander lijn stijl",
-    "stroke_width": "Verander lijn breedte",
-    "pos_x": "Verander X coordinaat",
-    "pos_y": "Verander Y coordinaat",
-    "linecap_butt": "Lijneinde: Geen",
-    "linecap_round": "Lijneinde: Rond",
-    "linecap_square": "Lijneinde: Vierkant",
-    "linejoin_bevel": "Lijnverbinding: Afgestompt",
-    "linejoin_miter": "Lijnverbinding: Hoek",
-    "linejoin_round": "Lijnverbinding: Rond",
-    "angle": "Draai",
-    "blur": "Verander Gaussische vervaging waarde",
-    "opacity": "Verander opaciteit geselecteerde item",
-    "circle_cx": "Verander het X coordinaat van het cirkel middelpunt",
-    "circle_cy": "Verander het Y coordinaat van het cirkel middelpunt",
-    "circle_r": "Verander de cirkel radius",
-    "ellipse_cx": "Verander het X coordinaat van het ellips middelpunt",
-    "ellipse_cy": "Verander het Y coordinaat van het ellips middelpunt",
-    "ellipse_rx": "Verander ellips X radius",
-    "ellipse_ry": "Verander ellips Y radius",
-    "line_x1": "Verander start X coordinaat van de lijn",
-    "line_x2": "Verander eind X coordinaat van de lijn",
-    "line_y1": "Verander start Y coordinaat van de lijn",
-    "line_y2": "Verander eind Y coordinaat van de lijn",
-    "rect_height": "Verander hoogte rechthoek",
-    "rect_width": "Verander breedte rechthoek",
-    "corner_radius": "Verander hoekradius rechthoek",
-    "image_width": "Verander breedte afbeelding",
-    "image_height": "Verander hoogte afbeelding",
-    "image_url": "Verander URL",
-    "node_x": "Verander X coordinaat knooppunt",
-    "node_y": "Verander Y coordinaat knooppunt",
-    "seg_type": "Verander segment type",
-    "straight_segments": "Recht",
-    "curve_segments": "Gebogen",
-    "text_contents": "Wijzig tekst",
-    "font_family": "Verander lettertype",
-    "font_size": "Verander lettertype grootte",
-    "bold": "Vet",
-    "italic": "Cursief"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: 'node_x',
+    node_y: 'node_y',
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Hoofdmenu",
-    "bkgnd_color_opac": "Verander achtergrond kleur/doorzichtigheid",
-    "connector_no_arrow": "Geen pijl",
-    "fitToContent": "Pas om inhoud",
-    "fit_to_all": "Pas om alle inhoud",
-    "fit_to_canvas": "Pas om canvas",
-    "fit_to_layer_content": "Pas om laag inhoud",
-    "fit_to_sel": "Pas om selectie",
-    "align_relative_to": "Uitlijnen relatief ten opzichte van ...",
-    "relativeTo": "Relatief ten opzichte van:",
-    "page": "Pagina",
-    "largest_object": "Grootste object",
-    "selected_objects": "Geselecteerde objecten",
-    "smallest_object": "Kleinste object",
-    "new_doc": "Nieuwe afbeelding",
-    "open_doc": "Open afbeelding",
-    "export_img": "Export",
-    "save_doc": "Afbeelding opslaan",
-    "import_doc": "Importeer SVG",
-    "align_to_page": "Lijn element uit relatief ten opzichte van de pagina",
-    "align_bottom": "Onder uitlijnen",
-    "align_center": "Centreren",
-    "align_left": "Links uitlijnen",
-    "align_middle": "Midden uitlijnen",
-    "align_right": "Rechts uitlijnen",
-    "align_top": "Boven uitlijnen",
-    "mode_select": "Selecteer",
-    "mode_fhpath": "Potlood",
-    "mode_line": "Lijn",
-    "mode_connect": "Verbind twee objecten",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "Vrije stijl rechthoek",
-    "mode_ellipse": "Ellips",
-    "mode_circle": "Cirkel",
-    "mode_fhellipse": "Vrije stijl ellips",
-    "mode_path": "Pad",
-    "mode_shapelib": "Shape library",
-    "mode_text": "Tekst",
-    "mode_image": "Afbeelding",
-    "mode_zoom": "Zoom",
-    "mode_eyedropper": "Kleuren kopieer gereedschap",
-    "no_embed": "Let op: Dit plaatje kan niet worden geintegreerd (embeded). Het hangt af van dit pad om te worden afgebeeld.",
-    "undo": "Ongedaan maken",
-    "redo": "Opnieuw doen",
-    "tool_source": "Bewerk bron",
-    "wireframe_mode": "Draadmodel",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "Groepeer elementen",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "Zet om naar pad",
-    "reorient_path": "Herorienteer pad",
-    "ungroup": "Groepering opheffen",
-    "docprops": "Documenteigenschappen",
-    "imagelib": "Image Library",
-    "move_bottom": "Naar achtergrond",
-    "move_top": "Naar voorgrond",
-    "node_clone": "Kloon knooppunt",
-    "node_delete": "Delete knooppunt",
-    "node_link": "Koppel controle punten",
-    "add_subpath": "Subpad toevoegen",
-    "openclose_path": "Open/sluit subpad",
-    "source_save": "Veranderingen toepassen",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Laag",
-    "layers": "Layers",
-    "del": "Delete laag",
-    "move_down": "Beweeg laag omlaag",
-    "new": "Nieuwe laag",
-    "rename": "Hernoem laag",
-    "move_up": "Beweeg laag omhoog",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "Verplaats elementen naar:",
-    "move_selected": "Verplaats geselecteerde elementen naar andere laag"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Afbeeldingeigenschappen",
-    "doc_title": "Titel",
-    "doc_dims": "Canvas afmetingen",
-    "included_images": "Ingesloten afbeeldingen",
-    "image_opt_embed": "Toevoegen data (lokale bestanden)",
-    "image_opt_ref": "Gebruik bestand referentie",
-    "editor_prefs": "Editor eigenschappen",
-    "icon_size": "Icoon grootte",
-    "language": "Taal",
-    "background": "Editor achtergrond",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Let op: De achtergrond wordt niet opgeslagen met de afbeelding.",
-    "icon_large": "Groot",
-    "icon_medium": "Gemiddeld",
-    "icon_small": "Klein",
-    "icon_xlarge": "Extra groot",
-    "select_predefined": "Kies voorgedefinieerd:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Verkeerde waarde gegeven",
-    "noContentToFitTo": "Geen inhoud om omheen te passen",
-    "dupeLayerName": "Er is al een laag met die naam!",
-    "enterUniqueLayerName": "Geef een unieke laag naam",
-    "enterNewLayerName": "Geef een nieuwe laag naam",
-    "layerHasThatName": "Laag heeft al die naam",
-    "QmoveElemsToLayer": "Verplaats geselecteerde elementen naar laag '%s'?",
-    "QwantToClear": "Wil je de afbeelding leeg maken?\nDit zal ook de ongedaan maak geschiedenis wissen!",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "Er waren analyse fouten in je SVG bron.\nTeruggaan naar de originele SVG bron?",
-    "QignoreSourceChanges": "Veranderingen in de SVG bron negeren?",
-    "featNotSupported": "Functie wordt niet ondersteund",
-    "enterNewImgURL": "Geef de nieuwe afbeelding URL",
-    "defsFailOnSave": "Let op: Vanwege een fout in je browser, kan dit plaatje verkeerd verschijnen (missende hoeken en/of elementen). Het zal goed verschijnen zodra het plaatje echt wordt opgeslagen.",
-    "loadingImage": "Laden van het plaatje, even geduld aub...",
-    "saveFromBrowser": "Kies \"Save As...\" in je browser om dit plaatje op te slaan als een %s bestand.",
-    "noteTheseIssues": "Let op de volgende problemen: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Verplaats geselecteerde elementen naar laag '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.no.js b/editor/locale/lang.no.js
index 4b9d7285..be94988c 100644
--- a/editor/locale/lang.no.js
+++ b/editor/locale/lang.no.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "no",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "Lagre",
-    "cancel": "Avbryt",
-    "key_backspace": "backspace",
-    "key_del": "delete",
-    "key_down": "down",
-    "key_up": "up",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Show/hide more stroke tools",
-    "palette_info": "Click å endre fyllfarge, shift-klikke for å endre slag farge",
-    "zoom_level": "Endre zoomnivå",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "Endre fyllfarge",
-    "stroke_color": "Endre stroke color",
-    "stroke_style": "Endre stroke dash stil",
-    "stroke_width": "Endre stroke width",
-    "pos_x": "Change X coordinate",
-    "pos_y": "Change Y coordinate",
-    "linecap_butt": "Linecap: Butt",
-    "linecap_round": "Linecap: Round",
-    "linecap_square": "Linecap: Square",
-    "linejoin_bevel": "Linejoin: Bevel",
-    "linejoin_miter": "Linejoin: Miter",
-    "linejoin_round": "Linejoin: Round",
-    "angle": "Endre rotasjonsvinkelen",
-    "blur": "Change gaussian blur value",
-    "opacity": "Endre valgte elementet opasitet",
-    "circle_cx": "Endre sirkelens CX koordinatsystem",
-    "circle_cy": "Endre sirkelens koordinere cy",
-    "circle_r": "Endre sirkelens radius",
-    "ellipse_cx": "Endre ellipse&#39;s CX koordinatsystem",
-    "ellipse_cy": "Endre ellipse&#39;s koordinere cy",
-    "ellipse_rx": "Endre ellipse&#39;s x radius",
-    "ellipse_ry": "Endre ellipse&#39;s y radius",
-    "line_x1": "Endre linje begynner x koordinat",
-    "line_x2": "Endre linje&#39;s ending x koordinat",
-    "line_y1": "Endre linje begynner y koordinat",
-    "line_y2": "Endre linje&#39;s ending y koordinat",
-    "rect_height": "Endre rektangel høyde",
-    "rect_width": "Endre rektangel bredde",
-    "corner_radius": "Endre rektangel Corner Radius",
-    "image_width": "Endre bilde bredde",
-    "image_height": "Endre bilde høyde",
-    "image_url": "Endre URL",
-    "node_x": "Change node's x coordinate",
-    "node_y": "Change node's y coordinate",
-    "seg_type": "Change Segment type",
-    "straight_segments": "Straight",
-    "curve_segments": "Curve",
-    "text_contents": "Endre tekst innholdet",
-    "font_family": "Change Font Family",
-    "font_size": "Endre skriftstørrelse",
-    "bold": "Fet tekst",
-    "italic": "Kursiv tekst"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: "Change node's x coordinate",
+    node_y: "Change node's y coordinate",
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Main Menu",
-    "bkgnd_color_opac": "Endre bakgrunnsfarge / opacity",
-    "connector_no_arrow": "No arrow",
-    "fitToContent": "Fit to Content",
-    "fit_to_all": "Passer til alt innhold",
-    "fit_to_canvas": "Tilpass til lerret",
-    "fit_to_layer_content": "Fit to lag innhold",
-    "fit_to_sel": "Tilpass til valg",
-    "align_relative_to": "Juster i forhold til ...",
-    "relativeTo": "i forhold til:",
-    "page": "side",
-    "largest_object": "største objekt",
-    "selected_objects": "velges objekter",
-    "smallest_object": "minste objekt",
-    "new_doc": "New Image",
-    "open_doc": "Åpne Image",
-    "export_img": "Export",
-    "save_doc": "Lagre bilde",
-    "import_doc": "Import Image",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "Align Bottom",
-    "align_center": "Midtstill",
-    "align_left": "Venstrejuster",
-    "align_middle": "Rett Middle",
-    "align_right": "Høyrejuster",
-    "align_top": "Align Top",
-    "mode_select": "Select Tool",
-    "mode_fhpath": "Pencil Tool",
-    "mode_line": "Linjeverktøy",
-    "mode_connect": "Connect two objects",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "Free-Hand rektangel",
-    "mode_ellipse": "Ellipse",
-    "mode_circle": "Circle",
-    "mode_fhellipse": "Free-Hand Ellipse",
-    "mode_path": "Path Tool",
-    "mode_shapelib": "Shape library",
-    "mode_text": "Text Tool",
-    "mode_image": "Image Tool",
-    "mode_zoom": "Zoom Tool",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "NOTE: This image cannot be embedded. It will depend on this path to be displayed",
-    "undo": "Angre",
-    "redo": "Redo",
-    "tool_source": "Edit Source",
-    "wireframe_mode": "Wireframe Mode",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "Gruppe Elements",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "Convert to Path",
-    "reorient_path": "Reorient path",
-    "ungroup": "Dele opp Elements",
-    "docprops": "Document Properties",
-    "imagelib": "Image Library",
-    "move_bottom": "Move to Bottom",
-    "move_top": "Flytt til toppen",
-    "node_clone": "Clone Node",
-    "node_delete": "Delete Node",
-    "node_link": "Link Control Points",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "Lagre",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Layer",
-    "layers": "Layers",
-    "del": "Slett laget",
-    "move_down": "Flytt laget ned",
-    "new": "Nytt lag",
-    "rename": "Rename Layer",
-    "move_up": "Flytt Layer Up",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "Move elements to:",
-    "move_selected": "Move selected elements to a different layer"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Image Properties",
-    "doc_title": "Title",
-    "doc_dims": "Canvas Dimensions",
-    "included_images": "Included Images",
-    "image_opt_embed": "Embed data (local files)",
-    "image_opt_ref": "Use file reference",
-    "editor_prefs": "Editor Preferences",
-    "icon_size": "Icon size",
-    "language": "Language",
-    "background": "Editor Background",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Note: Background will not be saved with image.",
-    "icon_large": "Large",
-    "icon_medium": "Medium",
-    "icon_small": "Small",
-    "icon_xlarge": "Extra Large",
-    "select_predefined": "Velg forhåndsdefinerte:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Invalid value given",
-    "noContentToFitTo": "No content to fit to",
-    "dupeLayerName": "There is already a layer named that!",
-    "enterUniqueLayerName": "Please enter a unique layer name",
-    "enterNewLayerName": "Please enter the new layer name",
-    "layerHasThatName": "Layer already has that name",
-    "QmoveElemsToLayer": "Move selected elements to layer '%s'?",
-    "QwantToClear": "Do you want to clear the drawing?\nThis will also erase your undo history!",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "There were parsing errors in your SVG source.\nRevert back to original SVG source?",
-    "QignoreSourceChanges": "Ignore changes made to SVG source?",
-    "featNotSupported": "Feature not supported",
-    "enterNewImgURL": "Enter the new image URL",
-    "defsFailOnSave": "NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.",
-    "loadingImage": "Loading image, please wait...",
-    "saveFromBrowser": "Select \"Save As...\" in your browser to save this image as a %s file.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Move selected elements to layer '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.pl.js b/editor/locale/lang.pl.js
index 69ecd0c3..af541f1b 100644
--- a/editor/locale/lang.pl.js
+++ b/editor/locale/lang.pl.js
@@ -1,252 +1,251 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "pl",
-  dir: "ltr",
-  author: "Aleksander Lurie",
+  lang: 'lang',
+  dir: 'dir',
+  author: 'author',
   common: {
-    "ok": "OK",
-    "cancel": "Anuluj",
-    "key_backspace": "usuń",
-    "key_del": "usuń",
-    "key_down": "w dół",
-    "key_up": "w górę",
-    "more_opts": "więcej opcji",
-    "url": "adres url",
-    "width": "Szerokość",
-    "height": "Wysokość"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Pokaż/ukryj więcej opcji obramowania",
-    "palette_info": "Kliknij aby zmienić kolor wypełnienia, przytrzymaj shift aby zmienić kolor obramowania",
-    "zoom_level": "Zmiana powiększenia",
-    "panel_drag": "Przeciągnij w lewo/prawo aby zmienić szerokość panelu"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identyfikator elementu",
-    "fill_color": "Zmień kolor wypełnienia",
-    "stroke_color": "Zmień kolor obramowania",
-    "stroke_style": "Zmień styl obramowania",
-    "stroke_width": "Zmień szerokość obramowania o 1, przytrzymaj shift aby zmienić szerokość o 0.1",
-    "pos_x": "Zmień współrzędną X",
-    "pos_y": "Zmień współrzędną Y",
-    "linecap_butt": "Zakończenie linii: grzbiet",
-    "linecap_round": "Zakończenie linii: zaokrąglone",
-    "linecap_square": "Zakończenie linii: kwadrat",
-    "linejoin_bevel": "Łączenie linii: ścięte",
-    "linejoin_miter": "Łączenie linii: ostre",
-    "linejoin_round": "Łączenie linii: zaokrąglone",
-    "angle": "Zmień kąt obrotu",
-    "blur": "Zmień wartość rozmycia gaussa",
-    "opacity": "Zmień przezroczystość zaznaczonego elementu",
-    "circle_cx": "Zmień współrzędną cx okręgu",
-    "circle_cy": "Zmień współrzędną cy okręgu",
-    "circle_r": "zmień promień okręgu",
-    "ellipse_cx": "Zmień współrzędną cx elipsy",
-    "ellipse_cy": "Zmień współrzędną cy elipsy",
-    "ellipse_rx": "Zmień promień x elipsy",
-    "ellipse_ry": "Zmień promień y elipsy",
-    "line_x1": "Zmień współrzędna x początku linii",
-    "line_x2": "Zmień współrzędną x końca linii",
-    "line_y1": "Zmień współrzędną y początku linii",
-    "line_y2": "Zmień współrzędną y końca linii",
-    "rect_height": "Zmień wysokość prostokąta",
-    "rect_width": "Zmień szerokość prostokąta",
-    "corner_radius": "Zmień promień zaokrąglenia narożników prostokąta",
-    "image_width": "Zmień wysokość obrazu",
-    "image_height": "Zmień szerokość obrazu",
-    "image_url": "Zmień adres URL",
-    "node_x": "Zmień współrzędną x węzła",
-    "node_y": "Zmień współrzędną y węzła",
-    "seg_type": "Zmień typ segmentu",
-    "straight_segments": "Prosty",
-    "curve_segments": "Zaokrąglony",
-    "text_contents": "Zmień text",
-    "font_family": "Zmień krój czcionki",
-    "font_size": "Zmień rozmiar czcionki",
-    "bold": "Pogrubienie textu",
-    "italic": "Kursywa"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: 'node_x',
+    node_y: 'node_y',
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Menu główne",
-    "bkgnd_color_opac": "Zmiana koloru/przezroczystości tła",
-    "connector_no_arrow": "Brak strzałek",
-    "fitToContent": "Dopasuj do zawartości",
-    "fit_to_all": "Dopasuj do całej zawartości",
-    "fit_to_canvas": "Dopasuj do widoku",
-    "fit_to_layer_content": "Dopasuj do zawartości warstwy",
-    "fit_to_sel": "Dopasuj do zaznaczenia",
-    "align_relative_to": "Wyrównaj relatywnie do ...",
-    "relativeTo": "relatywnie do:",
-    "page": "strona",
-    "largest_object": "największy obiekt",
-    "selected_objects": "zaznaczone obiekty",
-    "smallest_object": "najmniejszy obiekt",
-    "new_doc": "Nowy obraz",
-    "open_doc": "Otwórz obraz",
-    "export_img": "Eksportuj",
-    "save_doc": "Zapisz obraz",
-    "import_doc": "Importuj SVG",
-    "align_to_page": "Wyrównaj element do strony",
-    "align_bottom": "Wyrównaj do dołu",
-    "align_center": "Wyśrodkuj w poziomie",
-    "align_left": "Wyrównaj do lewej",
-    "align_middle": "Wyśrodkuj w pionie",
-    "align_right": "Wyrównaj do prawej",
-    "align_top": "Wyrównaj do góry",
-    "mode_select": "Zaznaczenie",
-    "mode_fhpath": "Ołówek",
-    "mode_line": "Linia",
-    "mode_connect": "Połącz dwa obiekty",
-    "mode_rect": "Prostokąt",
-    "mode_square": "Kwadrat",
-    "mode_fhrect": "Dowolny prostokąt",
-    "mode_ellipse": "Elipsa",
-    "mode_circle": "Okrąg",
-    "mode_fhellipse": "Dowolna elipsa",
-    "mode_path": "Ścieżka",
-    "mode_shapelib": "Biblioteka kształtów",
-    "mode_text": "Tekst",
-    "mode_image": "Obraz",
-    "mode_zoom": "Powiększenie",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "Uwaga: Ten obraz nie może być osadzony. Być może podany adres na to nie pozwala",
-    "undo": "Wstecz",
-    "redo": "Dalej",
-    "tool_source": "Edytuj źródło",
-    "wireframe_mode": "Tryb szkieletowy",
-    "toggle_grid": "Pokaż/ukryj siatkę",
-    "clone": "Klonuj element(y)",
-    "del": "Usuń warstwę",
-    "group_elements": "Grupuj elementy",
-    "make_link": "Utwórz łącze",
-    "set_link_url": "Ustal adres URL (pozostaw puste aby usunąć)",
-    "to_path": "Konwertuj do ścieżki",
-    "reorient_path": "Zresetuj obwiednię",
-    "ungroup": "Rozgrupuj elementy",
-    "docprops": "Właściwości dokumentu",
-    "imagelib": "Biblioteka obrazów",
-    "move_bottom": "Przenieś pod spód",
-    "move_top": "Przenieś na wierzch",
-    "node_clone": "Klonuj węzeł",
-    "node_delete": "Usuń węzeł",
-    "node_link": "Podłącz punkty kontrolne",
-    "add_subpath": "Dodaj ścieżkę podrzędną",
-    "openclose_path": "Otwórz/zamknij ścieżkę podrzędną",
-    "source_save": "Zachowaj zmiany",
-    "cut": "Wytnij",
-    "copy": "Kopiuj",
-    "paste": "Wklej",
-    "paste_in_place": "Wklej w miejscu",
-    "delete": "Usuń",
-    "group": "Grupuj",
-    "move_front": "Przenieś do przodu",
-    "move_up": "Przenieś warstwę w górę",
-    "move_down": "Przenieś warstwę w dół",
-    "move_back": "Przenieś do tyłu"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Warstwa",
-    "layers": "Warstwy",
-    "del": "Usuń warstwę",
-    "move_down": "Przenieś warstwę w dół",
-    "new": "Nowa warstwa",
-    "rename": "Zmień nazwę warstwy",
-    "move_up": "Przenieś warstwę w górę",
-    "dupe": "Duplikuj warstwę",
-    "merge_down": "Scal w dół",
-    "merge_all": "Scal  wszystko",
-    "move_elems_to": "Przenieś elementy do:",
-    "move_selected": "Przenieś zaznaczone elementy do innej warstwy"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Własciwości obrazu",
-    "doc_title": "Tytuł",
-    "doc_dims": "Wymiary pola roboczego",
-    "included_images": "Dołączone obrazy",
-    "image_opt_embed": "Dane osadzone (pliki lokalne)",
-    "image_opt_ref": "Użyj referencji do pliku",
-    "editor_prefs": "Ustawienia edytora",
-    "icon_size": "Rozmiar ikon",
-    "language": "Język",
-    "background": "Tło edytora",
-    "editor_img_url": "Adres URL obrazu",
-    "editor_bg_note": "Uwaga: Tło nie zostało zapisane z obrazem.",
-    "icon_large": "Duże",
-    "icon_medium": "Średnie",
-    "icon_small": "Małe",
-    "icon_xlarge": "Bardzo duże",
-    "select_predefined": "Wybierz predefiniowany:",
-    "units_and_rulers": "Jednostki/Linijki",
-    "show_rulers": "Pokaż linijki",
-    "base_unit": "Podstawowa jednostka:",
-    "grid": "Siatka",
-    "snapping_onoff": "Włącz/wyłącz przyciąganie",
-    "snapping_stepsize": "Przyciągaj co:",
-    "grid_color": "Kolor siatki"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Podstawowe",
-    "object": "Obiekty",
-    "symbol": "Symbole",
-    "arrow": "Strzałki",
-    "flowchart": "Bloki",
-    "animal": "Zwierzęta",
-    "game": "Karty i szachy",
-    "dialog_balloon": "Dymki",
-    "electronics": "Elektronika",
-    "math": "Matematyka",
-    "music": "Muzyka",
-    "misc": "Inne",
-    "raphael_1": "raphaeljs.com zestaw 1",
-    "raphael_2": "raphaeljs.com zestaw 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Wybierz bibliotekę obrazów",
-    "show_list": "Pokaż listę bibliotek",
-    "import_single": "Importuj pojedyńczo",
-    "import_multi": "Importuj wiele",
-    "open": "Otwórz jako nowy dokument"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Podano nieprawidłową wartość",
-    "noContentToFitTo": "Brak zawartości do dopasowania",
-    "dupeLayerName": "Istnieje już warstwa o takiej nazwie!",
-    "enterUniqueLayerName": "Podaj unikalną nazwę warstwy",
-    "enterNewLayerName": "Podaj nazwe nowej warstwy",
-    "layerHasThatName": "Warstwa już tak się nazywa",
-    "QmoveElemsToLayer": "Przenies zaznaczone elementy do warstwy \"%s\"?",
-    "QwantToClear": "Jesteś pewien, że chcesz wyczyścić pole robocze?\nHistoria projektu również zostanie skasowana",
-    "QwantToOpen": "Jesteś pewien, że chcesz otworzyć nowy plik?\nHistoria projektu również zostanie skasowana",
-    "QerrorsRevertToSource": "Błąd parsowania źródła Twojego pliku SVG.\nPrzywrócić orginalne źródło pliku SVG?",
-    "QignoreSourceChanges": "Zignorowac zmiany w źródle pliku SVG?",
-    "featNotSupported": "Funkcjonalność niedostępna",
-    "enterNewImgURL": "Podaj adres URL nowego obrazu",
-    "defsFailOnSave": "Uwaga: Ze względu na błąd w przeglądarce, ten obraz może się źle wyswietlać (brak gradientów lub elementów). Będzie jednak wyświetlał się poprawnie skoro został zapisany.",
-    "loadingImage": "Ładowanie obrazu, proszę czekać...",
-    "saveFromBrowser": "Wybierz \"Zapisz jako...\" w przeglądarce aby zapisać obraz jako plik %s.",
-    "noteTheseIssues": "Zwróć uwagę na nastepujące kwestie: ",
-    "unsavedChanges": "Wykryto niezapisane zmiany.",
-    "enterNewLinkURL": "Wpisz nowy adres URL hiperłącza",
-    "errorLoadingSVG": "Błąd: Nie można załadować danych SVG",
-    "URLloadFail": "Nie można załadować z adresu URL",
-    "retrieving": "Pobieranie \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: 'QmoveElemsToLayer',
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.pt-BR.js b/editor/locale/lang.pt-BR.js
index 21b82afc..27e318af 100644
--- a/editor/locale/lang.pt-BR.js
+++ b/editor/locale/lang.pt-BR.js
@@ -1,250 +1,249 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "pt-BR",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "OK",
-    "cancel": "Cancelar",
-    "key_backspace": "Tecla backspace",
-    "key_del": "Tecla delete",
-    "key_down": "Seta para baixo",
-    "key_up": "Seta para cima",
-    "more_opts": "Mais opções",
-    "url": "URL",
-    "width": "Largura",
-    "height": "Altura"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Tecnologia"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Mais opções de traço",
-    "palette_info": "Click para mudar a cor de preenchimento, shift-click para mudar a cor do traço",
-    "zoom_level": "Mudar zoom",
-    "panel_drag": "Arraste para redimensionar o painel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identifica o elemento",
-    "fill_color": "Mudar a cor de preenchimento",
-    "stroke_color": "Mudar a cor do traço",
-    "stroke_style": "Mudar o estilo do traço",
-    "stroke_width": "Mudar a espessura do traço em 1, shift-click para mudar 0.1",
-    "pos_x": "Mudar a coordenada X",
-    "pos_y": "Mudar a coordenada Y",
-    "linecap_butt": "Estilo do fim do traço: Topo",
-    "linecap_round": "Estilo do fim do traço: Redondo",
-    "linecap_square": "Estilo do fim do traço: Quadrado",
-    "linejoin_bevel": "Estilo da Aresta: Chanfro",
-    "linejoin_miter": "Estilo da Aresta: Reto",
-    "linejoin_round": "Estilo da Aresta: Redondo",
-    "angle": "Mudar ângulo de rotação",
-    "blur": "Mudar valor de desfoque",
-    "opacity": "Mudar opacidade do item selecionado",
-    "circle_cx": "Mudar a coordenada cx do círculo",
-    "circle_cy": "Mudar a coordenada cy do círculo",
-    "circle_r": "Mudar o raio do círculo",
-    "ellipse_cx": "Mudar a coordenada cx da elípse",
-    "ellipse_cy": "Mudar a coordenada cy da elípse",
-    "ellipse_rx": "Mudar o raio x da elípse",
-    "ellipse_ry": "Mudar o raio y da elípse",
-    "line_x1": "Mudar a coordenada x do início da linha",
-    "line_x2": "Mudar a coordenada x do fim da linha",
-    "line_y1": "Mudar a coordenada y do início da linha",
-    "line_y2": "Mudar a coordenada y do fim da linha",
-    "rect_height": "Mudar a altura do retângulo",
-    "rect_width": "Mudar a largura do retângulo",
-    "corner_radius": "Mudar o raio da aresta do retângulo",
-    "image_width": "Mudar a largura da imagem",
-    "image_height": "Mudar a altura da imagem",
-    "image_url": "Mudar URL",
-    "node_x": "Mudar a coordenada x da aresta",
-    "node_y": "Mudar a coordenada y da aresta",
-    "seg_type": "Mudar o tipo de segmento",
-    "straight_segments": "Reto",
-    "curve_segments": "Curvo",
-    "text_contents": "Mudar conteúdo do texto",
-    "font_family": "Mudar o estilo da fonte",
-    "font_size": "Mudar o tamanho da fonte",
-    "bold": "Negrito",
-    "italic": "Italico"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: 'node_x',
+    node_y: 'node_y',
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Menu Principal",
-    "bkgnd_color_opac": "Mudar cor/opacidade do fundo",
-    "connector_no_arrow": "Sem flecha",
-    "fitToContent": "Ajustar ao conteúdo",
-    "fit_to_all": "Ajustar a todo conteúdo",
-    "fit_to_canvas": "Ajustar à tela",
-    "fit_to_layer_content": "Ajustar ao conteúdo da camada",
-    "fit_to_sel": "Ajustar à seleção",
-    "align_relative_to": "Alinhar em relação à ...",
-    "relativeTo": "Referência:",
-    "page": "página",
-    "largest_object": "maior objeto",
-    "selected_objects": "objetos selecionados",
-    "smallest_object": "menor objeto",
-    "new_doc": "Nova imagem",
-    "open_doc": "Abrir imagem",
-    "export_img": "Export",
-    "save_doc": "Salvar imagem",
-    "import_doc": "Importar SVG",
-    "align_to_page": "Alinhar elemento na página",
-    "align_bottom": "Alinhar no fundo",
-    "align_center": "Alinhar no centro",
-    "align_left": "Alinhar na esquerda",
-    "align_middle": "Alinhar no meio",
-    "align_right": "Alinhar na direita",
-    "align_top": "Alinhar no topo",
-    "mode_select": "Selecão",
-    "mode_fhpath": "Lápis",
-    "mode_line": "Linha",
-    "mode_connect": "Conecção",
-    "mode_rect": "Retângulo",
-    "mode_square": "Quadrado",
-    "mode_fhrect": "Retângulo a mão-livre",
-    "mode_ellipse": "Elípse",
-    "mode_circle": "Círculo",
-    "mode_fhellipse": "Elípse a mão-livre",
-    "mode_path": "Contorno",
-    "mode_shapelib": "Biblioteca de Formas",
-    "mode_text": "Texto",
-    "mode_image": "Imagem",
-    "mode_zoom": "Zoom",
-    "mode_eyedropper": "Conta-gotas",
-    "no_embed": "Atenção: Esta imagem não pode ser incorporada e dependerá de seu caminho para ser exibida",
-    "undo": "Desfazer",
-    "redo": "Refazer",
-    "tool_source": "Editar o código",
-    "wireframe_mode": "Modo linhas",
-    "toggle_grid": "Mostrar/Esconder grade",
-    "clone": "Clonar Elemento(s)",
-    "del": "Deletar Elemento(s)",
-    "group_elements": "Agrupar Elementos",
-    "make_link": "Criar (hyper)link",
-    "set_link_url": "Alterar URL (em branco para remover)",
-    "to_path": "Converter para Contorno",
-    "reorient_path": "Reorientar contorno",
-    "ungroup": "Desagrupar Elementos",
-    "docprops": "Propriedades",
-    "imagelib": "Biblioteca de Imagens",
-    "move_bottom": "Mover para o fundo",
-    "move_top": "Mover para o topo",
-    "node_clone": "Clonar Aresta",
-    "node_delete": "Deletar Aresta",
-    "node_link": "Alinhar pontos de controle",
-    "add_subpath": "Adicionar contorno",
-    "openclose_path": "Abrir/Fechar contorno",
-    "source_save": "Salvar",
-    "cut": "Recortar",
-    "copy": "Copiar",
-    "paste": "Colar",
-    "paste_in_place": "Colar no mesmo local",
-    "delete": "Deletar",
-    "group": "Agrupar",
-    "move_front": "Trazer para Frente",
-    "move_up": "Avançar",
-    "move_down": "Recuar",
-    "move_back": "Enviar para Trás"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Camada",
-    "layers": "Camadas",
-    "del": "Deletar Camada",
-    "move_down": "Enviar Camada para Trás",
-    "new": "Nova Camada",
-    "rename": "Renomear Camada",
-    "move_up": "Trazer Camada para Frente",
-    "dupe": "Duplicar Camada",
-    "merge_down": "Achatar para baixo",
-    "merge_all": "Achatar todas",
-    "move_elems_to": "Mover elementos para:",
-    "move_selected": "Mover elementos selecionados para outra camada"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Propriedades",
-    "doc_title": "Título",
-    "doc_dims": "Dimensões",
-    "included_images": "Imagens",
-    "image_opt_embed": "Incorporadas (arquivos locais)",
-    "image_opt_ref": "Usar referência",
-    "editor_prefs": "Preferências",
-    "icon_size": "Tamanho dos ícones",
-    "language": "Idioma",
-    "background": "Fundo da página",
-    "editor_img_url": "URL da Imagem",
-    "editor_bg_note": "Atenção: Fundo da página não será salvo.",
-    "icon_large": "Grande",
-    "icon_medium": "Médio",
-    "icon_small": "Pequeno",
-    "icon_xlarge": "Extra Grande",
-    "select_predefined": "Modelos:",
-    "units_and_rulers": "Unidade & Réguas",
-    "show_rulers": "Mostrar réguas",
-    "base_unit": "Unidade base:",
-    "grid": "Grade",
-    "snapping_onoff": "Snap on/off",
-    "snapping_stepsize": "Intensidade do Snap:"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize'
   },
   shape_cats: {
-    "basic": "Básico",
-    "object": "Objetos",
-    "symbol": "Símbolos",
-    "arrow": "Flechas",
-    "flowchart": "Fluxograma",
-    "animal": "Animais",
-    "game": "Jogos",
-    "dialog_balloon": "Balões",
-    "electronics": "Eletrônica",
-    "math": "Matemática",
-    "music": "Música",
-    "misc": "Outros",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Selecione uma biblioteca de imagens",
-    "show_list": "Voltar à lista de bibliotecas",
-    "import_single": "Importar um",
-    "import_multi": "Importar múltiplos",
-    "open": "Abrir como novo"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Valor inválido",
-    "noContentToFitTo": "Não há conteúdo",
-    "dupeLayerName": "Nome duplicado",
-    "enterUniqueLayerName": "Insira um nome único",
-    "enterNewLayerName": "Insira um novo nome",
-    "layerHasThatName": "A camada já pussui este nome",
-    "QmoveElemsToLayer": "Mover elementos selecionados para a camada: \"%s\"?",
-    "QwantToClear": "Deseja criar um novo arquivo?\nO histórico também será apagado!",
-    "QwantToOpen": "Deseja abrir um novo arquivo?\nO histórico também será apagado!",
-    "QerrorsRevertToSource": "Foram encontrados erros ná análise do código SVG.\nReverter para o código SVG original?",
-    "QignoreSourceChanges": "Ignorar as mudanças no código SVG?",
-    "featNotSupported": "Recurso não suportado",
-    "enterNewImgURL": "Insira nova URL da imagem",
-    "defsFailOnSave": "Atenção: Devido a um bug em seu navegador, esta imagem pode apresentar erros, porém será salva corretamente.",
-    "loadingImage": "Carregando imagem, por favor aguarde...",
-    "saveFromBrowser": "Selecione \"Salvar como...\" no seu navegador para salvar esta imagem como um arquivo %s.",
-    "noteTheseIssues": "Atenção para as seguintes questões: ",
-    "unsavedChanges": "Existem alterações não salvas.",
-    "enterNewLinkURL": "Insira novo URL do hyperlink",
-    "errorLoadingSVG": "Erro: Impossível carregar dados SVG",
-    "URLloadFail": "Impossível carregar deste URL",
-    "retrieving": "Recuperando \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: 'QmoveElemsToLayer',
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.pt-PT.js b/editor/locale/lang.pt-PT.js
index d1501edb..be94988c 100644
--- a/editor/locale/lang.pt-PT.js
+++ b/editor/locale/lang.pt-PT.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "pt-PT",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "Salvar",
-    "cancel": "Cancelar",
-    "key_backspace": "backspace",
-    "key_del": "delete",
-    "key_down": "down",
-    "key_up": "up",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Show/hide more stroke tools",
-    "palette_info": "Clique para mudar a cor de preenchimento, shift-clique para mudar a cor do curso",
-    "zoom_level": "Alterar o nível de zoom",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "Alterar a cor de preenchimento",
-    "stroke_color": "Mudar a cor do curso",
-    "stroke_style": "Alterar o estilo do traço do curso",
-    "stroke_width": "Alterar a largura do curso",
-    "pos_x": "Change X coordinate",
-    "pos_y": "Change Y coordinate",
-    "linecap_butt": "Linecap: Butt",
-    "linecap_round": "Linecap: Round",
-    "linecap_square": "Linecap: Square",
-    "linejoin_bevel": "Linejoin: Bevel",
-    "linejoin_miter": "Linejoin: Miter",
-    "linejoin_round": "Linejoin: Round",
-    "angle": "Alterar o ângulo de rotação",
-    "blur": "Change gaussian blur value",
-    "opacity": "Mude a opacidade item selecionado",
-    "circle_cx": "Cx Mudar círculo de coordenadas",
-    "circle_cy": "Círculo Mudança cy coordenar",
-    "circle_r": "Alterar círculo de raio",
-    "ellipse_cx": "Alterar elipse cx coordenar",
-    "ellipse_cy": "Elipse Mudança cy coordenar",
-    "ellipse_rx": "Raio X Change elipse",
-    "ellipse_ry": "Raio y Change elipse",
-    "line_x1": "Altere a linha de partida coordenada x",
-    "line_x2": "Altere a linha está terminando coordenada x",
-    "line_y1": "Mudança na linha de partida coordenada y",
-    "line_y2": "Mudança de linha está terminando coordenada y",
-    "rect_height": "Alterar altura do retângulo",
-    "rect_width": "Alterar a largura retângulo",
-    "corner_radius": "Alterar Corner Rectangle Radius",
-    "image_width": "Alterar a largura da imagem",
-    "image_height": "Alterar altura da imagem",
-    "image_url": "Alterar URL",
-    "node_x": "Change node's x coordinate",
-    "node_y": "Change node's y coordinate",
-    "seg_type": "Change Segment type",
-    "straight_segments": "Straight",
-    "curve_segments": "Curve",
-    "text_contents": "Alterar o conteúdo de texto",
-    "font_family": "Alterar fonte Família",
-    "font_size": "Alterar tamanho de letra",
-    "bold": "Bold Text",
-    "italic": "Texto em itálico"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: "Change node's x coordinate",
+    node_y: "Change node's y coordinate",
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Main Menu",
-    "bkgnd_color_opac": "Mudar a cor de fundo / opacidade",
-    "connector_no_arrow": "No arrow",
-    "fitToContent": "Ajustar ao conteúdo",
-    "fit_to_all": "Ajustar a todo o conteúdo",
-    "fit_to_canvas": "Ajustar à tela",
-    "fit_to_layer_content": "Ajustar o conteúdo da camada de",
-    "fit_to_sel": "Ajustar à selecção",
-    "align_relative_to": "Alinhar em relação a ...",
-    "relativeTo": "em relação ao:",
-    "page": "Página",
-    "largest_object": "maior objeto",
-    "selected_objects": "objetos eleitos",
-    "smallest_object": "menor objeto",
-    "new_doc": "Nova Imagem",
-    "open_doc": "Abrir Imagem",
-    "export_img": "Export",
-    "save_doc": "Salvar Imagem",
-    "import_doc": "Import Image",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "Align Bottom",
-    "align_center": "Alinhar ao centro",
-    "align_left": "Alinhar à Esquerda",
-    "align_middle": "Alinhar Médio",
-    "align_right": "Alinhar à Direita",
-    "align_top": "Align Top",
-    "mode_select": "Selecione a ferramenta",
-    "mode_fhpath": "Ferramenta Lápis",
-    "mode_line": "Ferramenta Linha",
-    "mode_connect": "Connect two objects",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "Free-Hand Rectangle",
-    "mode_ellipse": "Elipse",
-    "mode_circle": "Circle",
-    "mode_fhellipse": "Free-Hand Ellipse",
-    "mode_path": "Path Tool",
-    "mode_shapelib": "Shape library",
-    "mode_text": "Ferramenta de Texto",
-    "mode_image": "Image Tool",
-    "mode_zoom": "Zoom Tool",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "NOTE: This image cannot be embedded. It will depend on this path to be displayed",
-    "undo": "Desfazer",
-    "redo": "Refazer",
-    "tool_source": "Fonte Editar",
-    "wireframe_mode": "Wireframe Mode",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "Elementos do Grupo",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "Convert to Path",
-    "reorient_path": "Reorient path",
-    "ungroup": "Elementos Desagrupar",
-    "docprops": "Propriedades do Documento",
-    "imagelib": "Image Library",
-    "move_bottom": "Move to Bottom",
-    "move_top": "Move to Top",
-    "node_clone": "Clone Node",
-    "node_delete": "Delete Node",
-    "node_link": "Link Control Points",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "Salvar",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Layer",
-    "layers": "Layers",
-    "del": "Delete Layer",
-    "move_down": "Move camada para baixo",
-    "new": "New Layer",
-    "rename": "Rename Layer",
-    "move_up": "Move Layer Up",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "Move elements to:",
-    "move_selected": "Move selected elements to a different layer"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Image Properties",
-    "doc_title": "Title",
-    "doc_dims": "Canvas Dimensions",
-    "included_images": "Included Images",
-    "image_opt_embed": "Embed data (local files)",
-    "image_opt_ref": "Use file reference",
-    "editor_prefs": "Editor Preferences",
-    "icon_size": "Icon size",
-    "language": "Language",
-    "background": "Editor Background",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Note: Background will not be saved with image.",
-    "icon_large": "Large",
-    "icon_medium": "Medium",
-    "icon_small": "Small",
-    "icon_xlarge": "Extra Large",
-    "select_predefined": "Selecione predefinidos:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Invalid value given",
-    "noContentToFitTo": "No content to fit to",
-    "dupeLayerName": "There is already a layer named that!",
-    "enterUniqueLayerName": "Please enter a unique layer name",
-    "enterNewLayerName": "Please enter the new layer name",
-    "layerHasThatName": "Layer already has that name",
-    "QmoveElemsToLayer": "Move selected elements to layer '%s'?",
-    "QwantToClear": "Do you want to clear the drawing?\nThis will also erase your undo history!",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "There were parsing errors in your SVG source.\nRevert back to original SVG source?",
-    "QignoreSourceChanges": "Ignore changes made to SVG source?",
-    "featNotSupported": "Feature not supported",
-    "enterNewImgURL": "Enter the new image URL",
-    "defsFailOnSave": "NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.",
-    "loadingImage": "Loading image, please wait...",
-    "saveFromBrowser": "Select \"Save As...\" in your browser to save this image as a %s file.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Move selected elements to layer '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.ro.js b/editor/locale/lang.ro.js
index b8517317..b9ba0cfe 100644
--- a/editor/locale/lang.ro.js
+++ b/editor/locale/lang.ro.js
@@ -1,250 +1,249 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "ro",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "Ok",
-    "cancel": "Anulaţi",
-    "key_backspace": "backspace",
-    "key_del": "ştergere",
-    "key_down": "jos",
-    "key_up": "sus",
-    "more_opts": "Mai multe opţiuni",
-    "url": "URL",
-    "width": "Lăţime",
-    "height": "Înălţime"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Arătaţi/ascundeţi mai multe unelte de contur",
-    "palette_info": "Faceţi clic pentru a schimba culoarea de umplere, Shift-clic pentru a schimba culoarea de contur",
-    "zoom_level": "Schimbarea nivelului de zoom",
-    "panel_drag": "Trageţi la stanga/dreapta pentru redimensionare panou lateral"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identificare element",
-    "fill_color": "Schimbarea culorii de umplere",
-    "stroke_color": "Schimbarea culorii de contur",
-    "stroke_style": "Schimbarea stilului de contur",
-    "stroke_width": "Schimbarea lăţimii conturului",
-    "pos_x": "Schimbă coordonata X",
-    "pos_y": "Schimbă coordonata Y",
-    "linecap_butt": "Capăt de linie: Butuc",
-    "linecap_round": "Capăt de linie: Rotund",
-    "linecap_square": "Capăt de linie: Pătrat",
-    "linejoin_bevel": "Articulaţia liniei: Teşită",
-    "linejoin_miter": "Articulaţia liniei: Unghi ascuţit",
-    "linejoin_round": "Articulaţia liniei: Rotundă",
-    "angle": "Schimbarea unghiul de rotaţie",
-    "blur": "Schimbarea valorii estomparii gaussiene",
-    "opacity": "Schimbarea gradului de opacitate",
-    "circle_cx": "Schimbarea coordonatei CX a cercului",
-    "circle_cy": "Schimbarea coordonatei CY a cercului",
-    "circle_r": "Schimbarea razei cercului",
-    "ellipse_cx": "Schimbarea coordonatei CX a elipsei",
-    "ellipse_cy": "Schimbarea coordonatei CY a elipsei",
-    "ellipse_rx": "Schimbarea razei elipsei X",
-    "ellipse_ry": "Schimbarea razei elipsei Y",
-    "line_x1": "Schimbarea coordonatei x a punctului de start",
-    "line_x2": "Schimbarea coordonatei x a punctului final",
-    "line_y1": "Schimbarea coordonatei y a punctului de start",
-    "line_y2": "Schimbare coordonatei y a punctului final",
-    "rect_height": "Schimbarea înălţimii dreptunghiului",
-    "rect_width": "Schimbarea lăţimii dreptunghiului",
-    "corner_radius": "Schimbarea razei colţului dreptunghiului",
-    "image_width": "Schimbarea lăţimii imaginii",
-    "image_height": "Schimbarea înălţimii imaginii",
-    "image_url": "Schimbaţi URL-ul",
-    "node_x": "Schimbă coordonata x a punctului",
-    "node_y": "Schimbă coordonata x a punctului",
-    "seg_type": "Schimbă tipul de segment",
-    "straight_segments": "Drept",
-    "curve_segments": "Curb",
-    "text_contents": "Schimbarea conţinutului textului",
-    "font_family": "Modificare familie de fonturi",
-    "font_size": "Schimbă dimensiunea fontului",
-    "bold": "Text Îngroşat",
-    "italic": "Text Înclinat"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: 'node_x',
+    node_y: 'node_y',
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Menu Principal",
-    "bkgnd_color_opac": "Schimbare culoare de fundal / opacitate",
-    "connector_no_arrow": "Fără săgeată",
-    "fitToContent": "Dimensionare la conţinut",
-    "fit_to_all": "Potrivire la tot conţinutul",
-    "fit_to_canvas": "Potrivire la Şevalet",
-    "fit_to_layer_content": "Potrivire la conţinutul stratului",
-    "fit_to_sel": "Potrivire la selecţie",
-    "align_relative_to": "Aliniere în raport cu ...",
-    "relativeTo": "în raport cu:",
-    "page": "pagină",
-    "largest_object": "cel mai mare obiect",
-    "selected_objects": "obiectele alese",
-    "smallest_object": "cel mai mic obiect",
-    "new_doc": "Imagine nouă",
-    "open_doc": "Imagine deschisă",
-    "export_img": "Export",
-    "save_doc": "Salvare imagine",
-    "import_doc": "Importare SVG",
-    "align_to_page": "Aliniere la pagină",
-    "align_bottom": "Aliniere jos",
-    "align_center": "Aliniere la centru",
-    "align_left": "Aliniere la stânga",
-    "align_middle": "Aliniere la mijloc",
-    "align_right": "Aliniere la dreapta",
-    "align_top": "Aliniere sus",
-    "mode_select": "Unealtă de Selectare",
-    "mode_fhpath": "Unealtă de Traiectorie",
-    "mode_line": "Unealtă de Linie",
-    "mode_connect": "Conectati doua obiecte",
-    "mode_rect": "Unealtă de Dreptunghi",
-    "mode_square": "Unealtă de Pătrat",
-    "mode_fhrect": "Dreptunghi cu mana liberă",
-    "mode_ellipse": "Elipsă",
-    "mode_circle": "Cerc",
-    "mode_fhellipse": "Elipsă cu mana liberă",
-    "mode_path": "Unealtă de Traiectorie",
-    "mode_shapelib": "Biblioteca de forme",
-    "mode_text": "Unealtă de Text",
-    "mode_image": "Unealtă de Imagine",
-    "mode_zoom": "Unealtă de Zoom",
-    "mode_eyedropper": "Unealtă de captura Culoare",
-    "no_embed": "NOTE: Aceasta imagine nu poate fi inglobată. Va depinde de aceasta traiectorie pentru a fi prezentată.",
-    "undo": "Anulare",
-    "redo": "Refacere",
-    "tool_source": "Editare Cod Sursă",
-    "wireframe_mode": "Mod Schelet",
-    "toggle_grid": "Arată/ascunde Caroiaj",
-    "clone": "Clonează Elementul/ele",
-    "del": "Şterge Elementul/ele",
-    "group_elements": "Grupare Elemente",
-    "make_link": "Crează (hyper)link",
-    "set_link_url": "Setează link URL (lăsaţi liber pentru eliminare)",
-    "to_path": "Converteşte in Traiectorie",
-    "reorient_path": "Reorientează Traiectoria",
-    "ungroup": "Anulare Grupare Elemente",
-    "docprops": "Proprietăţile Documentului",
-    "imagelib": "Bibliotecă de Imagini",
-    "move_bottom": "Mutare în jos",
-    "move_top": "Mutare în sus",
-    "node_clone": "Clonează Punct",
-    "node_delete": "Şterge Punct",
-    "node_link": "Uneşte Punctele de Control",
-    "add_subpath": "Adăugaţi sub-traiectorie",
-    "openclose_path": "Deschide/inchide sub-traiectorie",
-    "source_save": "Folosiţi Schimbările",
-    "cut": "Tăiere",
-    "copy": "Copiere",
-    "paste": "Reproducere",
-    "paste_in_place": "Reproducere pe loc",
-    "delete": "Ştergere",
-    "group": "Group",
-    "move_front": "Pune in faţa",
-    "move_up": "Pune in spate",
-    "move_down": "Trimite in faţa",
-    "move_back": "Trimite in spate"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Strat",
-    "layers": "Straturi",
-    "del": "Ştergeţi Strat",
-    "move_down": "Mutare Strat în Jos",
-    "new": "Strat Nou",
-    "rename": "Redenumiţi Stratul",
-    "move_up": "Mutare Strat în Sus",
-    "dupe": "Duplicaţi Stratul",
-    "merge_down": "Fuzionare in jos",
-    "merge_all": "Fuzionarea tuturor",
-    "move_elems_to": "Mută elemente la:",
-    "move_selected": "Mută elementele selectate pe un alt strat"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Proprietăţile Imaginii",
-    "doc_title": "Titlul",
-    "doc_dims": "Dimensiunile Şevaletului",
-    "included_images": "Imaginile Incluse",
-    "image_opt_embed": "Includeţi Datele (fişiere locale)",
-    "image_opt_ref": "Foloseşte referinţe la fişiere",
-    "editor_prefs": "Preferinţele Editorului",
-    "icon_size": "Dimensiunile Butoanelor",
-    "language": "Limba",
-    "background": "Fondul Editorului",
-    "editor_img_url": "URL-ul Imaginii",
-    "editor_bg_note": "Notă: Fondul nu va fi salvat cu imaginea.",
-    "icon_large": "Mari",
-    "icon_medium": "Medii",
-    "icon_small": "Mici",
-    "icon_xlarge": "Foarte Mari",
-    "select_predefined": "Selecţii predefinite:",
-    "units_and_rulers": "Unitati si Rigle",
-    "show_rulers": "Arată Riglele",
-    "base_unit": "Unitate de baza:",
-    "grid": "Caroiaj",
-    "snapping_onoff": "Fixare on/off",
-    "snapping_stepsize": "Dimensiunea pasului de fixare:"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize'
   },
   shape_cats: {
-    "basic": "De bază",
-    "object": "Obiecte",
-    "symbol": "Simboluri",
-    "arrow": "Săgeti",
-    "flowchart": "Schemă Logică",
-    "animal": "Animale",
-    "game": "Cărti & şah",
-    "dialog_balloon": "Baloane de dialog",
-    "electronics": "Electronice",
-    "math": "Matematică",
-    "music": "Muzică",
-    "misc": "Diverse",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Selectati o biblioteca de imagini",
-    "show_list": "Arătaţi lista bibliotecii",
-    "import_single": "Importare unică",
-    "import_multi": "Importare multiplă",
-    "open": "Deschideţi ca si document nou"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Valoarea data nu este validă",
-    "noContentToFitTo": "Fara conţinut de referinţă",
-    "dupeLayerName": "Deja exista un strat numit asa!",
-    "enterUniqueLayerName": "Rog introduceţi un nume unic",
-    "enterNewLayerName": "Rog introduceţi un nume pentru strat",
-    "layerHasThatName": "Statul deja are acest nume",
-    "QmoveElemsToLayer": "Mutaţi elementele selectate pe stratul '%s'?",
-    "QwantToClear": "Doriti să ştergeţi desenul?\nAceasta va sterge si posibilitatea de anulare!",
-    "QwantToOpen": "Doriti sa deschideţi un nou fişier?\nAceasta va şterge istoricul!",
-    "QerrorsRevertToSource": "Sunt erori de parsing in sursa SVG.\nRevenire la sursa SVG orginală?",
-    "QignoreSourceChanges": "Ignoraţi schimbarile la sursa SVG?",
-    "featNotSupported": "Funcţie neimplementată",
-    "enterNewImgURL": "Introduceţi noul URL pentru Imagine",
-    "defsFailOnSave": "NOTE: Din cauza unei erori in browserul dv., aceasta imagine poate apare gresit (fara gradiente sau elemente). Însă va apare corect dupa salvare.",
-    "loadingImage": "Imaginea se incarcă, va rugam asteptaţi...",
-    "saveFromBrowser": "Selectează \"Salvează ca si...\" in browserul dv. pt. a salva aceasta imagine ca si fisier %s.",
-    "noteTheseIssues": "De asemenea remarcati urmatoarele probleme: ",
-    "unsavedChanges": "Sunt schimbări nesalvate.",
-    "enterNewLinkURL": "IntroduAliniere în raport cu ...sceţi noul URL",
-    "errorLoadingSVG": "Eroare: Nu se pot încărca datele SVG",
-    "URLloadFail": "Nu se poate încărca de la URL",
-    "retrieving": "În preluare \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Mutaţi elementele selectate pe stratul '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.ru.js b/editor/locale/lang.ru.js
index b2bdf6ab..372a298f 100644
--- a/editor/locale/lang.ru.js
+++ b/editor/locale/lang.ru.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "ru",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "Сохранить",
-    "cancel": "Отменить",
-    "key_backspace": "Backspace",
-    "key_del": "Delete",
-    "key_down": "Вниз",
-    "key_up": "Вверх",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Show/hide more stroke tools",
-    "palette_info": "Нажмите для изменения цвета заливки, Shift-Click изменить цвета обводки",
-    "zoom_level": "Изменить масштаб",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "Изменить цвет заливки",
-    "stroke_color": "Изменить цвет обводки",
-    "stroke_style": "Изменить стиль обводки",
-    "stroke_width": "Изменить толщину обводки",
-    "pos_x": "Изменить горизонтальный координат",
-    "pos_y": "Изменить вертикальный координат",
-    "linecap_butt": "Linecap: Butt",
-    "linecap_round": "Linecap: Round",
-    "linecap_square": "Linecap: Square",
-    "linejoin_bevel": "Linejoin: Bevel",
-    "linejoin_miter": "Linejoin: Miter",
-    "linejoin_round": "Linejoin: Round",
-    "angle": "Изменить угол поворота",
-    "blur": "Change gaussian blur value",
-    "opacity": "Изменить непрозрачность элемента",
-    "circle_cx": "Изменить горизонтальный координат (CX) окружности",
-    "circle_cy": "Изменить вертикальный координат (CY) окружности",
-    "circle_r": "Изменить радиус окружности",
-    "ellipse_cx": "Изменить горизонтальный координат (CX) эллипса",
-    "ellipse_cy": "Изменить вертикальный координат (CY) эллипса",
-    "ellipse_rx": "Изменить горизонтальный радиус эллипса",
-    "ellipse_ry": "Изменить вертикальный радиус эллипса",
-    "line_x1": "Изменить горизонтальный координат X начальной точки линии",
-    "line_x2": "Изменить горизонтальный координат X конечной точки линии",
-    "line_y1": "Изменить вертикальный координат Y начальной точки линии",
-    "line_y2": "Изменить вертикальный координат Y конечной точки линии",
-    "rect_height": "Изменениe высоту прямоугольника",
-    "rect_width": "Измененить ширину прямоугольника",
-    "corner_radius": "Радиус закругленности угла",
-    "image_width": "Изменить ширину изображения",
-    "image_height": "Изменить высоту изображения",
-    "image_url": "Изменить URL",
-    "node_x": "Изменить горизонтальную координату узла",
-    "node_y": "Изменить вертикальную координату узла",
-    "seg_type": "Изменить вид",
-    "straight_segments": "Отрезок",
-    "curve_segments": "Сплайн",
-    "text_contents": "Изменить содержание текста",
-    "font_family": "Изменить семейство шрифтов",
-    "font_size": "Изменить размер шрифта",
-    "bold": "Жирный",
-    "italic": "Курсив"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: 'node_x',
+    node_y: 'node_y',
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Main Menu",
-    "bkgnd_color_opac": "Изменить цвет фона или прозрачность",
-    "connector_no_arrow": "No arrow",
-    "fitToContent": "Под размер содержимого",
-    "fit_to_all": "Под размер всех слоев",
-    "fit_to_canvas": "Под размер холста",
-    "fit_to_layer_content": "Под размер содержания слоя",
-    "fit_to_sel": "Под размер выделенного",
-    "align_relative_to": "Выровнять по отношению к ...",
-    "relativeTo": "По отношению к ",
-    "page": "страница",
-    "largest_object": "Наибольший объект",
-    "selected_objects": "Выделенные объекты",
-    "smallest_object": "Самый маленький объект",
-    "new_doc": "Создать изображение",
-    "open_doc": "Открыть изображение",
-    "export_img": "Export",
-    "save_doc": "Сохранить изображение",
-    "import_doc": "Import Image",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "Выровнять по нижнему краю",
-    "align_center": "Центрировать по вертикальной оси",
-    "align_left": "По левому краю",
-    "align_middle": "Центрировать по горизонтальной оси",
-    "align_right": "По правому краю",
-    "align_top": "Выровнять по верхнему краю",
-    "mode_select": "Выделить",
-    "mode_fhpath": "Карандаш",
-    "mode_line": "Линия",
-    "mode_connect": "Connect two objects",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "Прямоугольник от руки",
-    "mode_ellipse": "Эллипс",
-    "mode_circle": "Окружность",
-    "mode_fhellipse": "Эллипс от руки",
-    "mode_path": "Контуры",
-    "mode_shapelib": "Shape library",
-    "mode_text": "Текст",
-    "mode_image": "Изображение",
-    "mode_zoom": "Лупа",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "NOTE: This image cannot be embedded. It will depend on this path to be displayed",
-    "undo": "Отменить",
-    "redo": "Вернуть",
-    "tool_source": "Редактировать исходный код",
-    "wireframe_mode": "Каркас",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "Создать группу элементов",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "В контур",
-    "reorient_path": "Изменить ориентацию контура",
-    "ungroup": "Разгруппировать элементы",
-    "docprops": "Свойства документа",
-    "imagelib": "Image Library",
-    "move_bottom": "Опустить",
-    "move_top": "Поднять",
-    "node_clone": "Создать копию узла",
-    "node_delete": "Удалить узел",
-    "node_link": "Связать узлы",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "Сохранить",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "Delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    Delete: 'Delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Слой",
-    "layers": "Layers",
-    "del": "Удалить слой",
-    "move_down": "Опустить слой",
-    "new": "Создать слой",
-    "rename": "Переименовать Слой",
-    "move_up": "Поднять слой",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "Переместить выделенные элементы:",
-    "move_selected": "Переместить выделенные элементы на другой слой"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Свойства изображения",
-    "doc_title": "Название",
-    "doc_dims": "Размеры холста",
-    "included_images": "Встроенные изображения",
-    "image_opt_embed": "Локальные файлы",
-    "image_opt_ref": "По ссылкам",
-    "editor_prefs": "Параметры",
-    "icon_size": "Размер значков",
-    "language": "Язык",
-    "background": "Фон",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "(Фон не сохранится вместе с изображением.)",
-    "icon_large": "Большие",
-    "icon_medium": "Средние",
-    "icon_small": "Малые",
-    "icon_xlarge": "Огромные",
-    "select_predefined": "Выбирать предопределенный размер",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Некорректное значение аргумента",
-    "noContentToFitTo": "Нет содержания, по которому выровнять.",
-    "dupeLayerName": "Слой с этим именем уже существует.",
-    "enterUniqueLayerName": "Пожалуйста, введите имя для слоя.",
-    "enterNewLayerName": "Пожалуйста, введите новое имя.",
-    "layerHasThatName": "Слой уже называется этим именем.",
-    "QmoveElemsToLayer": "Переместить выделенные элементы на слой '%s'?",
-    "QwantToClear": "Вы хотите очистить?\nИстория действий будет забыта!",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "Была проблема при парсинге вашего SVG исходного кода.\nЗаменить его предыдущим SVG кодом?",
-    "QignoreSourceChanges": "Забыть без сохранения?",
-    "featNotSupported": "Возможность не реализована",
-    "enterNewImgURL": "Введите новый URL изображения",
-    "defsFailOnSave": "NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.",
-    "loadingImage": "Loading image, please wait...",
-    "saveFromBrowser": "Select \"Save As...\" in your browser to save this image as a %s file.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Переместить выделенные элементы на слой '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.sk.js b/editor/locale/lang.sk.js
index 1dae0467..10a2fc6f 100644
--- a/editor/locale/lang.sk.js
+++ b/editor/locale/lang.sk.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "sk",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "Uložiť",
-    "cancel": "Zrušiť",
-    "key_backspace": "Backspace",
-    "key_del": "Delete",
-    "key_down": "šípka dole",
-    "key_up": "šípka hore",
-    "more_opts": "Viac možností",
-    "url": "URL",
-    "width": "Šírka",
-    "height": "Výška"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Beží na"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Skryť/ukázať viac nástrojov pre krivku",
-    "palette_info": "Kliknutím zmeníte farbu výplne, so Shiftom zmeníte farbu obrysu",
-    "zoom_level": "Zmena priblíženia",
-    "panel_drag": "Potiahnutie vľavo/vpravo na zmenu veľkosti bočného panela"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Zmeniť ID elementu",
-    "fill_color": "Zmeniť farbu výplne",
-    "stroke_color": "Zmeniť farbu obrysu",
-    "stroke_style": "Zmeniť štýl obrysu",
-    "stroke_width": "Zmeniť hrúbku obrysu",
-    "pos_x": "Zmeniť súradnicu X",
-    "pos_y": "Zmeniť súradnicu Y",
-    "linecap_butt": "Koniec čiary: presný",
-    "linecap_round": "Koniec čiary: zaoblený",
-    "linecap_square": "Koniec čiary: so štvorcovým presahom",
-    "linejoin_bevel": "Napojenie čiar: skosené",
-    "linejoin_miter": "Napojenie čiar: ostré",
-    "linejoin_round": "Napojenie čiar: oblé",
-    "angle": "Zmeniť uhol natočenia",
-    "blur": "Zmeniť intenzitu rozmazania",
-    "opacity": "Zmeniť prehľadnosť vybraných položiek",
-    "circle_cx": "Zmeniť súradnicu X stredu kružnice",
-    "circle_cy": "Zmeniť súradnicu Y stredu kružnice",
-    "circle_r": "Zmeniť polomer kružnice",
-    "ellipse_cx": "Zmeniť súradnicu X stredu elipsy",
-    "ellipse_cy": "Zmeniť súradnicu Y stredu elipsy",
-    "ellipse_rx": "Zmeniť polomer X elipsy",
-    "ellipse_ry": "Zmeniť polomer Y elipsy",
-    "line_x1": "Zmeniť počiatočnú súradnicu X čiary",
-    "line_x2": "Zmeniť koncovú súradnicu X čiary",
-    "line_y1": "Zmeniť počiatočnú súradnicu Y čiary",
-    "line_y2": "Zmeniť koncovú súradnicu Y čiary",
-    "rect_height": "Zmena výšku obdĺžnika",
-    "rect_width": "Zmeniť šírku obdĺžnika",
-    "corner_radius": "Zmeniť zaoblenie rohov obdĺžnika",
-    "image_width": "Zmeniť šírku obrázka",
-    "image_height": "Zmeniť výšku obrázka",
-    "image_url": "Zmeniť URL",
-    "node_x": "Zmeniť uzlu súradnicu X",
-    "node_y": "Zmeniť uzlu súradnicu Y",
-    "seg_type": "Zmeniť typ segmentu",
-    "straight_segments": "Rovný",
-    "curve_segments": "Krivka",
-    "text_contents": "Zmeniť text",
-    "font_family": "Zmeniť font",
-    "font_size": "Zmeniť veľkosť písma",
-    "bold": "Tučné",
-    "italic": "Kurzíva"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: 'node_x',
+    node_y: 'node_y',
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Hlavné menu",
-    "bkgnd_color_opac": "Zmeniť farbu a priehľadnosť pozadia",
-    "connector_no_arrow": "Spojnica bez šípok",
-    "fitToContent": "Prispôsobiť obsahu",
-    "fit_to_all": "Prisposobiť celému obsahu",
-    "fit_to_canvas": "Prispôsobiť stránke",
-    "fit_to_layer_content": "Prispôsobiť obsahu vrstvy",
-    "fit_to_sel": "Prispôsobiť výberu",
-    "align_relative_to": "Zarovnať relatívne k ...",
-    "relativeTo": "vzhľadom k:",
-    "page": "stránke",
-    "largest_object": "najväčšiemu objektu",
-    "selected_objects": "zvoleným objektom",
-    "smallest_object": "najmenšiemu objektu",
-    "new_doc": "Nový obrázok",
-    "open_doc": "Otvoriť obrázok",
-    "export_img": "Export",
-    "save_doc": "Uložiť obrázok",
-    "import_doc": "Import Image",
-    "align_to_page": "Zarovnať element na stránku",
-    "align_bottom": "Zarovnať dole",
-    "align_center": "Zarovnať na stred",
-    "align_left": "Zarovnať doľava",
-    "align_middle": "Zarovnať na stred",
-    "align_right": "Zarovnať doprava",
-    "align_top": "Zarovnať hore",
-    "mode_select": "Výber",
-    "mode_fhpath": "Ceruzka",
-    "mode_line": "Čiara",
-    "mode_connect": "Spojiť dva objekty",
-    "mode_rect": "Obdĺžnik",
-    "mode_square": "Štvorec",
-    "mode_fhrect": "Obdĺžnik voľnou rukou",
-    "mode_ellipse": "Elipsa",
-    "mode_circle": "Kružnica",
-    "mode_fhellipse": "Elipsa voľnou rukou",
-    "mode_path": "Krivka",
-    "mode_shapelib": "Knižnica Tvarov",
-    "mode_text": "Text",
-    "mode_image": "Obrázok",
-    "mode_zoom": "Priblíženie",
-    "mode_eyedropper": "Pipeta",
-    "no_embed": "POZNÁMKA: Tento obrázok nemôže byť vložený. Jeho zobrazenie bude závisieť na jeho ceste",
-    "undo": "Späť",
-    "redo": "Opakovať",
-    "tool_source": "Upraviť SVG kód",
-    "wireframe_mode": "Drôtový model",
-    "toggle_grid": "Zobraz/Skry mriežku",
-    "clone": "Klonuj element(y)",
-    "del": "Zmaž element(y)",
-    "group_elements": "Zoskupiť elementy",
-    "make_link": "Naviaž odkaz (hyper)link",
-    "set_link_url": "Nastav odkaz URL (ak prázdny, odstráni sa)",
-    "to_path": "Previesť na krivku",
-    "reorient_path": "Zmeniť orientáciu krivky",
-    "ungroup": "Zrušiť skupinu",
-    "docprops": "Vlastnosti dokumentu",
-    "imagelib": "Knižnica obrázkov",
-    "move_bottom": "Presunúť spodok",
-    "move_top": "Presunúť na vrch",
-    "node_clone": "Klonovať uzol",
-    "node_delete": "Zmazať uzol",
-    "node_link": "Prepojiť kontrolné body",
-    "add_subpath": "Pridať ďalšiu súčasť krivky",
-    "openclose_path": "Otvoriť/uzatvoriť súčasť krivky",
-    "source_save": "Uložiť",
-    "cut": "Vystrihnutie",
-    "copy": "Kópia",
-    "paste": "Vloženie",
-    "paste_in_place": "Vloženie na pôvodnom mieste",
-    "delete": "Zmazanie",
-    "group": "Group",
-    "move_front": "Vysuň navrch",
-    "move_up": "Vysuň vpred",
-    "move_down": "Zasuň na spodok",
-    "move_back": "Zasuň dozadu"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Vrstva",
-    "layers": "Vrstvy",
-    "del": "Odstrániť vrstvu",
-    "move_down": "Presunúť vrstvu dole",
-    "new": "Nová vrstva",
-    "rename": "Premenovať vrstvu",
-    "move_up": "Presunúť vrstvu hore",
-    "dupe": "Zduplikovať vrstvu",
-    "merge_down": "Zlúčiť s vrstvou dole",
-    "merge_all": "Zlúčiť všetko",
-    "move_elems_to": "Presunúť elementy do:",
-    "move_selected": "Presunúť vybrané elementy do inej vrstvy"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Vlastnosti obrázka",
-    "doc_title": "Titulok",
-    "doc_dims": "Rozmery plátna",
-    "included_images": "Vložené obrázky",
-    "image_opt_embed": "Vložiť data (lokálne súbory)",
-    "image_opt_ref": "Použiť referenciu na súbor",
-    "editor_prefs": "Vlastnosti editora",
-    "icon_size": "Veľkosť ikon",
-    "language": "Jazyk",
-    "background": "Zmeniť pozadie",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Poznámka: Pozadie nebude uložené spolu s obrázkom.",
-    "icon_large": "Veľká",
-    "icon_medium": "Stredná",
-    "icon_small": "Malá",
-    "icon_xlarge": "Extra veľká",
-    "select_predefined": "Vybrať preddefinovaný:",
-    "units_and_rulers": "Jednotky & Pravítka",
-    "show_rulers": "Ukáž pravítka",
-    "base_unit": "Základné jednotky:",
-    "grid": "Mriežka",
-    "snapping_onoff": "Priväzovanie (do mriežky) zap/vyp",
-    "snapping_stepsize": "Priväzovanie (do mriežky) veľkosť kroku:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Základné",
-    "object": "Objekty",
-    "symbol": "Symboly",
-    "arrow": "Šípky",
-    "flowchart": "Vývojové diagramy",
-    "animal": "Zvieratá",
-    "game": "Karty & Šach",
-    "dialog_balloon": "Dialogové balóny",
-    "electronics": "Elektronika",
-    "math": "Matematické",
-    "music": "Hudba",
-    "misc": "Rôzne",
-    "raphael_1": "raphaeljs.com sada 1",
-    "raphael_2": "raphaeljs.com sada 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Výber knižnice obrázkov",
-    "show_list": "Prehľad knižnice",
-    "import_single": "Import jeden",
-    "import_multi": "Import viacero",
-    "open": "Otvoriť ako nový dokument"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Neplatná hodnota",
-    "noContentToFitTo": "Vyberte oblasť na prispôsobenie",
-    "dupeLayerName": "Vrstva s daným názvom už existuje!",
-    "enterUniqueLayerName": "Zadajte jedinečný názov vrstvy",
-    "enterNewLayerName": "Zadajte názov vrstvy",
-    "layerHasThatName": "Vrstva už má zadaný tento názov",
-    "QmoveElemsToLayer": "Presunúť elementy do vrstvy '%s'?",
-    "QwantToClear": "Naozaj chcete vymazať kresbu?\n(História bude taktiež vymazaná!)!",
-    "QwantToOpen": "Chcete otvoriť nový súbor?\nTo však tiež vymaže Vašu UNDO knižnicu!",
-    "QerrorsRevertToSource": "Chyba pri načítaní SVG dokumentu.\nVrátiť povodný SVG dokument?",
-    "QignoreSourceChanges": "Ignorovať zmeny v SVG dokumente?",
-    "featNotSupported": "Vlastnosť nie je podporovaná",
-    "enterNewImgURL": "Zadajte nové URL obrázka",
-    "defsFailOnSave": "POZNÁMKA: Kvôli chybe v prehliadači sa tento obrázok môže zobraziť nesprávne (napr. chýbajúce prechody či elementy). Po uložení sa zobrazí správne.",
-    "loadingImage": "Nahrávam obrázok, prosím čakajte ...",
-    "saveFromBrowser": "Vyberte \"Uložiť ako ...\" vo vašom prehliadači na uloženie tohoto obrázka do súboru %s.",
-    "noteTheseIssues": "Môžu sa vyskytnúť nasledujúce problémy: ",
-    "unsavedChanges": "Sú tu neuložené zmeny.",
-    "enterNewLinkURL": "Zadajte nové URL odkazu (hyperlink)",
-    "errorLoadingSVG": "Chyba: Nedajú sa načítať SVG data",
-    "URLloadFail": "Nemožno čítať z URL",
-    "retrieving": "Načítavanie \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Presunúť elementy do vrstvy '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.sl.js b/editor/locale/lang.sl.js
index b6c44f66..f8eec300 100644
--- a/editor/locale/lang.sl.js
+++ b/editor/locale/lang.sl.js
@@ -1,250 +1,249 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "sl",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "V redu",
-    "cancel": "Prekliči",
-    "key_backspace": "backspace",
-    "key_del": "delete",
-    "key_down": "dol",
-    "key_up": "gor",
-    "more_opts": "Več možnosti",
-    "url": "URL",
-    "width": "širina",
-    "height": "višina"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Izdelano z"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Pokaži/skrij več orodij za oris",
-    "palette_info": "Kliknite, če želite spremeniti barvo polnila, kliknite+Shift, če želite spremeniti barvo orisa",
-    "zoom_level": "Povečava",
-    "panel_drag": "Povlecite levo/desno za ogled stranske vrstice"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "ID elementa",
-    "fill_color": "Spremeni barvo polnila",
-    "stroke_color": "Spremeni barvo orisa",
-    "stroke_style": "Spremeni slog orisa",
-    "stroke_width": "Spreminjanje širino orisa",
-    "pos_x": "Spremeni X koordinato",
-    "pos_y": "Spremeni Y koordinato",
-    "linecap_butt": "Začetek črte: odsekan",
-    "linecap_round": "Začetek črte: zaobljen",
-    "linecap_square": "Začetek črte: kvadraten",
-    "linejoin_bevel": "Ovinek črte: Odsekan",
-    "linejoin_miter": "Linejoin: V kot",
-    "linejoin_round": "Linejoin: Zaobljen",
-    "angle": "Spremeni kot zasuka",
-    "blur": "Spremeni zameglitev roba",
-    "opacity": "Spremeni prosojnost",
-    "circle_cx": "Spremeni CX koordinato",
-    "circle_cy": "Spremeni CY koordinato",
-    "circle_r": "Spremeni polmer kroga",
-    "ellipse_cx": "Spremeni CX koordinato",
-    "ellipse_cy": "Spremeni CY koordinato",
-    "ellipse_rx": "Spremeni X polmer",
-    "ellipse_ry": "Spremeni Y polmer",
-    "line_x1": "Spremeni začetno X koordinato",
-    "line_x2": "Spremeni končno X koordinato",
-    "line_y1": "Spremeni začetno Y koordinato",
-    "line_y2": "Spremeni končno Y koordinato",
-    "rect_height": "Spremeni višino pravokotnika",
-    "rect_width": "Spremeni širino pravokotnika",
-    "corner_radius": "Spremeni Pravokotnik Corner Radius",
-    "image_width": "Spremeni širino slike",
-    "image_height": "Spremeni višino slike",
-    "image_url": "Spremeni URL",
-    "node_x": "Spremeni X koordinato oglišča",
-    "node_y": "Spremeni Y koordinato oglišča",
-    "seg_type": "Spremeni vrsto odseka",
-    "straight_segments": "Raven odsek",
-    "curve_segments": "Ukrivljen odsek",
-    "text_contents": "Spremeni besedilo",
-    "font_family": "Spremeni tip pisave",
-    "font_size": "Spremeni velikost pisave",
-    "bold": "Krepko",
-    "italic": "Poševno"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: 'node_x',
+    node_y: 'node_y',
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Glavni meni",
-    "bkgnd_color_opac": "Spremeni barvo / prosojnost",
-    "connector_no_arrow": "Brez puščice",
-    "fitToContent": "Prilagodi vsebini",
-    "fit_to_all": "Prilagodi vsemu",
-    "fit_to_canvas": "Prilagodi sliki",
-    "fit_to_layer_content": "Prilagodi sloju",
-    "fit_to_sel": "Prilagodi izboru",
-    "align_relative_to": "Poravnaj glede na ...",
-    "relativeTo": "glede na:",
-    "page": "page",
-    "largest_object": "največji objekt",
-    "selected_objects": "izbrani objekt",
-    "smallest_object": "najmanjši objekt",
-    "new_doc": "Nova slika",
-    "open_doc": "Odpri sliko",
-    "export_img": "Izvozi v PNG",
-    "save_doc": "Shrani sliko",
-    "import_doc": "Uvozi SVG",
-    "align_to_page": "Poravnaj na stran",
-    "align_bottom": "Poravnaj na dno",
-    "align_center": "Poravnaj na sredino",
-    "align_left": "Poravnaj levo",
-    "align_middle": "Poravnaj na sredino",
-    "align_right": "Poravnaj desno",
-    "align_top": "Poravnaj na vrh",
-    "mode_select": "Izberi",
-    "mode_fhpath": "Svinčnik",
-    "mode_line": "Crta",
-    "mode_connect": "Poveži dva objekta",
-    "mode_rect": "Pravokotnik",
-    "mode_square": "Kvadrat",
-    "mode_fhrect": "Prostoročni pravokotnik",
-    "mode_ellipse": "Elipsa",
-    "mode_circle": "Krog",
-    "mode_fhellipse": "Prostoročna elipsa",
-    "mode_path": "Pot",
-    "mode_shapelib": "Knjižnica oblik",
-    "mode_text": "Besedilo",
-    "mode_image": "Slika",
-    "mode_zoom": "Povečava",
-    "mode_eyedropper": "Ugotovi barvo",
-    "no_embed": "OPOMBA: Ta slika ne more biti vključena. It will depend on this path to be displayed",
-    "undo": "Razveljavi",
-    "redo": "Uveljavi",
-    "tool_source": "Uredi vir",
-    "wireframe_mode": "Wireframe način",
-    "toggle_grid": "Pokaži/skrij mrežo",
-    "clone": "Kloniraj element(e)",
-    "del": "Izbriši element(e)",
-    "group_elements": "Združi element(e)",
-    "make_link": "Vstavi (hiper)povezavo",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "Pretvori v pot",
-    "reorient_path": "Reorient pot",
-    "ungroup": "Razdruži elemente",
-    "docprops": "Lastnosti dokumenta",
-    "imagelib": "Knjižnica slik",
-    "move_bottom": "Premakni na dno",
-    "move_top": "Premakni na vrh",
-    "node_clone": "Kloniraj oglišče",
-    "node_delete": "Izbriši oglišče",
-    "node_link": "Link Control Points",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "Shrani",
-    "cut": "Izreži",
-    "copy": "Kopiraj",
-    "paste": "Prilepi",
-    "paste_in_place": "Prilepi na mesto",
-    "delete": "Izbriši",
-    "group": "Združi",
-    "move_front": "Postavi v ospredje",
-    "move_up": "Pomakni naporej",
-    "move_down": "Pomakni nazaj",
-    "move_back": "Postavi v ozadje"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Sloj",
-    "layers": "Sloji",
-    "del": "Izbriši sloj",
-    "move_down": "Premakni navzdol",
-    "new": "Nov sloj",
-    "rename": "Preimenuj sloj",
-    "move_up": "Premakni navzgor",
-    "dupe": "Podvoji sloj",
-    "merge_down": "Združi s spodnjimi",
-    "merge_all": "Združi vse",
-    "move_elems_to": "Premakni elemente v:",
-    "move_selected": "Premakne elemente v drug sloj"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Lastnosti slike",
-    "doc_title": "Naslov",
-    "doc_dims": "Dimenzije slike",
-    "included_images": "Vključene slike",
-    "image_opt_embed": "Vključene (local files)",
-    "image_opt_ref": "Povezane (Use file reference)",
-    "editor_prefs": "Lastnosti urejevalnika",
-    "icon_size": "Velikost ikon",
-    "language": "Jezik",
-    "background": "Ozadje urejevalnika",
-    "editor_img_url": "URL slike",
-    "editor_bg_note": "OPOMBA: Ozdaje ne bo shranjeno s sliko.",
-    "icon_large": "velike",
-    "icon_medium": "srednje",
-    "icon_small": "majhne",
-    "icon_xlarge": "zelo velike",
-    "select_predefined": "Izberi prednastavljeno:",
-    "units_and_rulers": "Enote & ravnilo",
-    "show_rulers": "Pokaži ravnilo",
-    "base_unit": "Osnovne enote",
-    "grid": "Mreža",
-    "snapping_onoff": "Pripni na mrežo DA/NE",
-    "snapping_stepsize": "Snapping Step-Size:"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize'
   },
   shape_cats: {
-    "basic": "Osnovno",
-    "object": "Objekti",
-    "symbol": "Simboli",
-    "arrow": "Puščice",
-    "flowchart": "Tok",
-    "animal": "Živali",
-    "game": "Igralne karte in šah",
-    "dialog_balloon": "Pogovorni balončki",
-    "electronics": "Elektronika",
-    "math": "Matematika",
-    "music": "Glasba",
-    "misc": "Razno",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Izberi knjižnico slik",
-    "show_list": "Pokaži seznam",
-    "import_single": "Uvozi eno",
-    "import_multi": "Uvozi več",
-    "open": "Odpri kot nov dokument"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Napačna vrednost!",
-    "noContentToFitTo": "Ni vsebine za prilagajanje",
-    "dupeLayerName": "Sloj s tem imenom že obstajal!",
-    "enterUniqueLayerName": "Vnesite edinstveno ime sloja",
-    "enterNewLayerName": "Vnesite ime novega sloja",
-    "layerHasThatName": "Sloje že ima to ime",
-    "QmoveElemsToLayer": "Premaknem izbrane elemente v sloj '%s'?",
-    "QwantToClear": "Ali želite počistiti risbo?\nTo bo izbrisalo tudi zgodovino korakov (ni mogoče razveljaviti)!",
-    "QwantToOpen": "Ali želite odpreti novo datoteko?\nTo bo izbrisalo tudi zgodovino korakov (ni mogoče razveljaviti)!",
-    "QerrorsRevertToSource": "There were parsing errors in your SVG source.\nRevert back to original SVG source?",
-    "QignoreSourceChanges": "Ignoriram spremembe, narejene v SVG kodi?",
-    "featNotSupported": "Ni podprto",
-    "enterNewImgURL": "Vnesite nov URL slike",
-    "defsFailOnSave": "OPOMBA: Zaradi napake vašega brskalnika obstaja možnost, da ta slika ni prikazan pravilno (manjkajo določeni elementi ali gradient). Vseeno bo prikaz pravilen, ko bo slika enkrat shranjena.",
-    "loadingImage": "Nalagam sliko, prosimo, počakajte ...",
-    "saveFromBrowser": "Izberite \"Shrani kot ...\" v brskalniku, če želite shraniti kot %s.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "Obstajajo neshranjene spremembe.",
-    "enterNewLinkURL": "Vnesite novo URL povezavo",
-    "errorLoadingSVG": "Napaka: Ne morem naložiti SVG podatkov",
-    "URLloadFail": "Ne morem naložiti z URL",
-    "retrieving": "Pridobivanje \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Premaknem izbrane elemente v sloj '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.sq.js b/editor/locale/lang.sq.js
index 97da8140..be94988c 100644
--- a/editor/locale/lang.sq.js
+++ b/editor/locale/lang.sq.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "sq",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "Ruaj",
-    "cancel": "Anulo",
-    "key_backspace": "backspace",
-    "key_del": "delete",
-    "key_down": "down",
-    "key_up": "up",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Show/hide more stroke tools",
-    "palette_info": "Klikoni për të ndryshuar mbushur me ngjyra, shift-klikoni për të ndryshuar ngjyrën pash",
-    "zoom_level": "Ndryshimi zoom nivel",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "Ndryshimi mbush color",
-    "stroke_color": "Change color pash",
-    "stroke_style": "Ndryshimi dash goditje stil",
-    "stroke_width": "Ndryshimi goditje width",
-    "pos_x": "Change X coordinate",
-    "pos_y": "Change Y coordinate",
-    "linecap_butt": "Linecap: Butt",
-    "linecap_round": "Linecap: Round",
-    "linecap_square": "Linecap: Square",
-    "linejoin_bevel": "Linejoin: Bevel",
-    "linejoin_miter": "Linejoin: Miter",
-    "linejoin_round": "Linejoin: Round",
-    "angle": "Kënd Ndryshimi rrotullim",
-    "blur": "Change gaussian blur value",
-    "opacity": "Ndryshimi zgjedhur errësirë item",
-    "circle_cx": "Cx rrethi Ndryshimi i bashkërenduar",
-    "circle_cy": "Ndryshimi i rrethit cy koordinuar",
-    "circle_r": "Rreze rreth Ndryshimi i",
-    "ellipse_cx": "Ndryshimi elips e cx koordinuar",
-    "ellipse_cy": "Elips cy Ndryshimi i bashkërenduar",
-    "ellipse_rx": "Rreze x elips Ndryshimi i",
-    "ellipse_ry": "Radiusi y elips ndërroj",
-    "line_x1": "Shkarko Ndryshimi që fillon x koordinuar",
-    "line_x2": "Linjë Ndryshimi i fund x koordinuar",
-    "line_y1": "Shkarko Ndryshimi që fillon y koordinuar",
-    "line_y2": "Shkarko Ndryshimi i dhënë fund y koordinuar",
-    "rect_height": "Height Ndryshimi drejtkëndësh",
-    "rect_width": "Width Ndryshimi drejtkëndësh",
-    "corner_radius": "Ndryshimi Rectangle Corner Radius",
-    "image_width": "Ndryshimi image width",
-    "image_height": "Height të ndryshuar imazhin",
-    "image_url": "Ndrysho URL",
-    "node_x": "Change node's x coordinate",
-    "node_y": "Change node's y coordinate",
-    "seg_type": "Change Segment type",
-    "straight_segments": "Straight",
-    "curve_segments": "Curve",
-    "text_contents": "Text contents Ndryshimi",
-    "font_family": "Ndryshimi Font Family",
-    "font_size": "Ndryshimi Font Size",
-    "bold": "Bold Text",
-    "italic": "Italic Text"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: "Change node's x coordinate",
+    node_y: "Change node's y coordinate",
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Main Menu",
-    "bkgnd_color_opac": "Change color background / patejdukshmëri",
-    "connector_no_arrow": "No arrow",
-    "fitToContent": "Fit to Content",
-    "fit_to_all": "Fit për të gjithë përmbajtjen",
-    "fit_to_canvas": "Fit në kanavacë",
-    "fit_to_layer_content": "Shtresë Fit to content",
-    "fit_to_sel": "Fit to Selection",
-    "align_relative_to": "Vendose në lidhje me ...",
-    "relativeTo": "lidhje me:",
-    "page": "faqe",
-    "largest_object": "madh objekt",
-    "selected_objects": "objektet e zgjedhur",
-    "smallest_object": "objektit më të vogël",
-    "new_doc": "New Image",
-    "open_doc": "Image Hapur",
-    "export_img": "Export",
-    "save_doc": "Image Ruaj",
-    "import_doc": "Import Image",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "Align Bottom",
-    "align_center": "Align Center",
-    "align_left": "Align Left",
-    "align_middle": "Align Mesme",
-    "align_right": "Align Right",
-    "align_top": "Align Top",
-    "mode_select": "Zgjidhni Tool",
-    "mode_fhpath": "Pencil Tool",
-    "mode_line": "Line Tool",
-    "mode_connect": "Connect two objects",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "Lëndë Hand Rectangle",
-    "mode_ellipse": "Elips",
-    "mode_circle": "Rrethi",
-    "mode_fhellipse": "Free-Hand Ellipse",
-    "mode_path": "Path Tool",
-    "mode_shapelib": "Shape library",
-    "mode_text": "Text Tool",
-    "mode_image": "Image Tool",
-    "mode_zoom": "Zoom Tool",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "NOTE: This image cannot be embedded. It will depend on this path to be displayed",
-    "undo": "Undo",
-    "redo": "Redo",
-    "tool_source": "Burimi Edit",
-    "wireframe_mode": "Wireframe Mode",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "Elementet e Grupit",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "Convert to Path",
-    "reorient_path": "Reorient path",
-    "ungroup": "Elemente Ungroup",
-    "docprops": "Dokumenti Prona",
-    "imagelib": "Image Library",
-    "move_bottom": "Move to Bottom",
-    "move_top": "Move to Top",
-    "node_clone": "Clone Node",
-    "node_delete": "Delete Node",
-    "node_link": "Link Control Points",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "Ruaj",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Layer",
-    "layers": "Layers",
-    "del": "Delete Layer",
-    "move_down": "Move Down Layer",
-    "new": "Re Shtresa",
-    "rename": "Rename Layer",
-    "move_up": "Move Up Layer",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "Move elements to:",
-    "move_selected": "Move selected elements to a different layer"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Image Properties",
-    "doc_title": "Title",
-    "doc_dims": "Canvas Dimensions",
-    "included_images": "Included Images",
-    "image_opt_embed": "Embed data (local files)",
-    "image_opt_ref": "Use file reference",
-    "editor_prefs": "Editor Preferences",
-    "icon_size": "Icon size",
-    "language": "Language",
-    "background": "Editor Background",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Note: Background will not be saved with image.",
-    "icon_large": "Large",
-    "icon_medium": "Medium",
-    "icon_small": "Small",
-    "icon_xlarge": "Extra Large",
-    "select_predefined": "Zgjidhni paracaktuara:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Invalid value given",
-    "noContentToFitTo": "No content to fit to",
-    "dupeLayerName": "There is already a layer named that!",
-    "enterUniqueLayerName": "Please enter a unique layer name",
-    "enterNewLayerName": "Please enter the new layer name",
-    "layerHasThatName": "Layer already has that name",
-    "QmoveElemsToLayer": "Move selected elements to layer '%s'?",
-    "QwantToClear": "Do you want to clear the drawing?\nThis will also erase your undo history!",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "There were parsing errors in your SVG source.\nRevert back to original SVG source?",
-    "QignoreSourceChanges": "Ignore changes made to SVG source?",
-    "featNotSupported": "Feature not supported",
-    "enterNewImgURL": "Enter the new image URL",
-    "defsFailOnSave": "NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.",
-    "loadingImage": "Loading image, please wait...",
-    "saveFromBrowser": "Select \"Save As...\" in your browser to save this image as a %s file.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Move selected elements to layer '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.sr.js b/editor/locale/lang.sr.js
index a283b57f..be94988c 100644
--- a/editor/locale/lang.sr.js
+++ b/editor/locale/lang.sr.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "sr",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "Сачувати",
-    "cancel": "Откажи",
-    "key_backspace": "backspace",
-    "key_del": "delete",
-    "key_down": "down",
-    "key_up": "up",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Show/hide more stroke tools",
-    "palette_info": "Кликните да бисте променили боју попуне, Схифт-кликните да промените боју удар",
-    "zoom_level": "Промените ниво зумирања",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "Промена боје попуне",
-    "stroke_color": "Промена боје удар",
-    "stroke_style": "Промена ход Дасх стил",
-    "stroke_width": "Промена удара ширина",
-    "pos_x": "Change X coordinate",
-    "pos_y": "Change Y coordinate",
-    "linecap_butt": "Linecap: Butt",
-    "linecap_round": "Linecap: Round",
-    "linecap_square": "Linecap: Square",
-    "linejoin_bevel": "Linejoin: Bevel",
-    "linejoin_miter": "Linejoin: Miter",
-    "linejoin_round": "Linejoin: Round",
-    "angle": "Промени ротације Угао",
-    "blur": "Change gaussian blur value",
-    "opacity": "Промена изабране ставке непрозирност",
-    "circle_cx": "Промена круг&#39;с ЦКС координатни",
-    "circle_cy": "Промена круг&#39;с ср координатни",
-    "circle_r": "Промена круга је полупречник",
-    "ellipse_cx": "Промена елипса ЦКС&#39;с координатни",
-    "ellipse_cy": "Промена елипса&#39;с ср координатни",
-    "ellipse_rx": "Промена елипса&#39;с Кс радијуса",
-    "ellipse_ry": "Промена елипса је радијус Ы",
-    "line_x1": "Промена линија Стартни кс координата",
-    "line_x2": "Промена линија је завршетак кс координата",
-    "line_y1": "Промена линија у координатни почетак Ы",
-    "line_y2": "Промена линија је Ы координата се завршава",
-    "rect_height": "Промени правоугаоник висина",
-    "rect_width": "Промени правоугаоник ширине",
-    "corner_radius": "Промена правоугаоник Кутак радијуса",
-    "image_width": "Промени слику ширине",
-    "image_height": "Промени слику висине",
-    "image_url": "Промените УРЛ адресу",
-    "node_x": "Change node's x coordinate",
-    "node_y": "Change node's y coordinate",
-    "seg_type": "Change Segment type",
-    "straight_segments": "Straight",
-    "curve_segments": "Curve",
-    "text_contents": "Промена садржаја текстуалне",
-    "font_family": "Цханге фонт породицу",
-    "font_size": "Цханге фонт сизе",
-    "bold": "Подебљан текст",
-    "italic": "Италиц текст"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: "Change node's x coordinate",
+    node_y: "Change node's y coordinate",
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Main Menu",
-    "bkgnd_color_opac": "Промена боје позадине / непрозирност",
-    "connector_no_arrow": "No arrow",
-    "fitToContent": "Стане на садржај",
-    "fit_to_all": "Уклопи у сав садржај",
-    "fit_to_canvas": "Стане на платну",
-    "fit_to_layer_content": "Уклопи у слоју садржај",
-    "fit_to_sel": "Уклопи у избор",
-    "align_relative_to": "Алигн у односу на ...",
-    "relativeTo": "у односу на:",
-    "page": "страна",
-    "largest_object": "Највећи објекат",
-    "selected_objects": "изабраних објеката",
-    "smallest_object": "Најмањи објекат",
-    "new_doc": "Нова слика",
-    "open_doc": "Отвори слике",
-    "export_img": "Export",
-    "save_doc": "Сачувај слика",
-    "import_doc": "Import Image",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "Поравнај доле",
-    "align_center": "Поравнај по центру",
-    "align_left": "Поравнај лево",
-    "align_middle": "Алигн Средњи",
-    "align_right": "Поравнај десно",
-    "align_top": "Поравнајте врх",
-    "mode_select": "Изаберите алатку",
-    "mode_fhpath": "Алатка оловка",
-    "mode_line": "Линија Алат",
-    "mode_connect": "Connect two objects",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "Фрее-Ручни правоугаоник",
-    "mode_ellipse": "Елипса",
-    "mode_circle": "Круг",
-    "mode_fhellipse": "Фрее-Ручни Елипса",
-    "mode_path": "Path Tool",
-    "mode_shapelib": "Shape library",
-    "mode_text": "Текст Алат",
-    "mode_image": "Алатка за слике",
-    "mode_zoom": "Алатка за зумирање",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "NOTE: This image cannot be embedded. It will depend on this path to be displayed",
-    "undo": "Поништи",
-    "redo": "Редо",
-    "tool_source": "Уреди Извор",
-    "wireframe_mode": "Wireframe Mode",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "Група Елементи",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "Convert to Path",
-    "reorient_path": "Reorient path",
-    "ungroup": "Разгрупирање Елементи",
-    "docprops": "Особине документа",
-    "imagelib": "Image Library",
-    "move_bottom": "Премести на доле",
-    "move_top": "Премести на врх",
-    "node_clone": "Clone Node",
-    "node_delete": "Delete Node",
-    "node_link": "Link Control Points",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "Сачувати",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Layer",
-    "layers": "Layers",
-    "del": "Избриши слој",
-    "move_down": "Помери слој доле",
-    "new": "Нови слој",
-    "rename": "Преименуј слој",
-    "move_up": "Помери слој Горе",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "Move elements to:",
-    "move_selected": "Move selected elements to a different layer"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Image Properties",
-    "doc_title": "Title",
-    "doc_dims": "Canvas Dimensions",
-    "included_images": "Included Images",
-    "image_opt_embed": "Embed data (local files)",
-    "image_opt_ref": "Use file reference",
-    "editor_prefs": "Editor Preferences",
-    "icon_size": "Icon size",
-    "language": "Language",
-    "background": "Editor Background",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Note: Background will not be saved with image.",
-    "icon_large": "Large",
-    "icon_medium": "Medium",
-    "icon_small": "Small",
-    "icon_xlarge": "Extra Large",
-    "select_predefined": "Изаберите унапред дефинисани:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Invalid value given",
-    "noContentToFitTo": "No content to fit to",
-    "dupeLayerName": "There is already a layer named that!",
-    "enterUniqueLayerName": "Please enter a unique layer name",
-    "enterNewLayerName": "Please enter the new layer name",
-    "layerHasThatName": "Layer already has that name",
-    "QmoveElemsToLayer": "Move selected elements to layer '%s'?",
-    "QwantToClear": "Do you want to clear the drawing?\nThis will also erase your undo history!",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "There were parsing errors in your SVG source.\nRevert back to original SVG source?",
-    "QignoreSourceChanges": "Ignore changes made to SVG source?",
-    "featNotSupported": "Feature not supported",
-    "enterNewImgURL": "Enter the new image URL",
-    "defsFailOnSave": "NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.",
-    "loadingImage": "Loading image, please wait...",
-    "saveFromBrowser": "Select \"Save As...\" in your browser to save this image as a %s file.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Move selected elements to layer '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.sv.js b/editor/locale/lang.sv.js
index c9289e15..be94988c 100644
--- a/editor/locale/lang.sv.js
+++ b/editor/locale/lang.sv.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "sv",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "Spara",
-    "cancel": "Avbryt",
-    "key_backspace": "backspace",
-    "key_del": "delete",
-    "key_down": "down",
-    "key_up": "up",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Show/hide more stroke tools",
-    "palette_info": "Klicka för att ändra fyllningsfärg, shift-klicka för att ändra färgar",
-    "zoom_level": "Ändra zoomnivå",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "Ändra fyllningsfärg",
-    "stroke_color": "Ändra färgar",
-    "stroke_style": "Ändra stroke Dash stil",
-    "stroke_width": "Ändra stroke bredd",
-    "pos_x": "Change X coordinate",
-    "pos_y": "Change Y coordinate",
-    "linecap_butt": "Linecap: Butt",
-    "linecap_round": "Linecap: Round",
-    "linecap_square": "Linecap: Square",
-    "linejoin_bevel": "Linejoin: Bevel",
-    "linejoin_miter": "Linejoin: Miter",
-    "linejoin_round": "Linejoin: Round",
-    "angle": "Ändra rotationsvinkel",
-    "blur": "Change gaussian blur value",
-    "opacity": "Ändra markerat objekt opacitet",
-    "circle_cx": "Ändra cirkeln cx samordna",
-    "circle_cy": "Ändra cirkeln samordna cy",
-    "circle_r": "Ändra cirkelns radie",
-    "ellipse_cx": "Ändra ellips&#39;s cx samordna",
-    "ellipse_cy": "Ändra ellips&#39;s samordna cy",
-    "ellipse_rx": "Ändra ellips&#39;s x radie",
-    "ellipse_ry": "Ändra ellips&#39;s y radie",
-    "line_x1": "Ändra Lines startar x samordna",
-    "line_x2": "Ändra Lines slutar x samordna",
-    "line_y1": "Ändra Lines startar Y-koordinat",
-    "line_y2": "Ändra Lines slutar Y-koordinat",
-    "rect_height": "Ändra rektangel höjd",
-    "rect_width": "Ändra rektangel bredd",
-    "corner_radius": "Ändra rektangel hörnradie",
-    "image_width": "Ändra bild bredd",
-    "image_height": "Ändra bildhöjd",
-    "image_url": "Ändra URL",
-    "node_x": "Change node's x coordinate",
-    "node_y": "Change node's y coordinate",
-    "seg_type": "Change Segment type",
-    "straight_segments": "Straight",
-    "curve_segments": "Curve",
-    "text_contents": "Ändra textinnehållet",
-    "font_family": "Ändra Typsnitt",
-    "font_size": "Ändra textstorlek",
-    "bold": "Fet text",
-    "italic": "Kursiv text"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: "Change node's x coordinate",
+    node_y: "Change node's y coordinate",
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Main Menu",
-    "bkgnd_color_opac": "Ändra bakgrundsfärg / opacitet",
-    "connector_no_arrow": "No arrow",
-    "fitToContent": "Fit to Content",
-    "fit_to_all": "Passar till allt innehåll",
-    "fit_to_canvas": "Anpassa till duk",
-    "fit_to_layer_content": "Anpassa till lager innehåll",
-    "fit_to_sel": "Anpassa till val",
-    "align_relative_to": "Justera förhållande till ...",
-    "relativeTo": "jämfört:",
-    "page": "sida",
-    "largest_object": "största objekt",
-    "selected_objects": "valda objekt",
-    "smallest_object": "minsta objektet",
-    "new_doc": "New Image",
-    "open_doc": "Öppna bild",
-    "export_img": "Export",
-    "save_doc": "Save Image",
-    "import_doc": "Import Image",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "Align Bottom",
-    "align_center": "Centrera",
-    "align_left": "Vänsterjustera",
-    "align_middle": "Justera Middle",
-    "align_right": "Högerjustera",
-    "align_top": "Justera Top",
-    "mode_select": "Markeringsverktyget",
-    "mode_fhpath": "Pennverktyget",
-    "mode_line": "Linjeverktyg",
-    "mode_connect": "Connect two objects",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "Fri hand rektangel",
-    "mode_ellipse": "Ellips",
-    "mode_circle": "Circle",
-    "mode_fhellipse": "Fri hand Ellipse",
-    "mode_path": "Path Tool",
-    "mode_shapelib": "Shape library",
-    "mode_text": "Textverktyg",
-    "mode_image": "Bildverktyg",
-    "mode_zoom": "Zoomverktyget",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "NOTE: This image cannot be embedded. It will depend on this path to be displayed",
-    "undo": "Ångra",
-    "redo": "Redo",
-    "tool_source": "Redigera källa",
-    "wireframe_mode": "Wireframe Mode",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "Group Elements",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "Convert to Path",
-    "reorient_path": "Reorient path",
-    "ungroup": "Dela Elements",
-    "docprops": "Dokumentegenskaper",
-    "imagelib": "Image Library",
-    "move_bottom": "Move to Bottom",
-    "move_top": "Flytta till början",
-    "node_clone": "Clone Node",
-    "node_delete": "Delete Node",
-    "node_link": "Link Control Points",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "Spara",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Layer",
-    "layers": "Layers",
-    "del": "Radera Layer",
-    "move_down": "Flytta Layer Down",
-    "new": "New Layer",
-    "rename": "Byt namn på Layer",
-    "move_up": "Flytta Layer Up",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "Move elements to:",
-    "move_selected": "Move selected elements to a different layer"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Image Properties",
-    "doc_title": "Title",
-    "doc_dims": "Canvas Dimensions",
-    "included_images": "Included Images",
-    "image_opt_embed": "Embed data (local files)",
-    "image_opt_ref": "Use file reference",
-    "editor_prefs": "Editor Preferences",
-    "icon_size": "Icon size",
-    "language": "Language",
-    "background": "Editor Background",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Note: Background will not be saved with image.",
-    "icon_large": "Large",
-    "icon_medium": "Medium",
-    "icon_small": "Small",
-    "icon_xlarge": "Extra Large",
-    "select_predefined": "Välj fördefinierad:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Invalid value given",
-    "noContentToFitTo": "No content to fit to",
-    "dupeLayerName": "There is already a layer named that!",
-    "enterUniqueLayerName": "Please enter a unique layer name",
-    "enterNewLayerName": "Please enter the new layer name",
-    "layerHasThatName": "Layer already has that name",
-    "QmoveElemsToLayer": "Move selected elements to layer '%s'?",
-    "QwantToClear": "Do you want to clear the drawing?\nThis will also erase your undo history!",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "There were parsing errors in your SVG source.\nRevert back to original SVG source?",
-    "QignoreSourceChanges": "Ignore changes made to SVG source?",
-    "featNotSupported": "Feature not supported",
-    "enterNewImgURL": "Enter the new image URL",
-    "defsFailOnSave": "NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.",
-    "loadingImage": "Loading image, please wait...",
-    "saveFromBrowser": "Select \"Save As...\" in your browser to save this image as a %s file.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Move selected elements to layer '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.sw.js b/editor/locale/lang.sw.js
index e928f9fd..be94988c 100644
--- a/editor/locale/lang.sw.js
+++ b/editor/locale/lang.sw.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "sw",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "Okoa",
-    "cancel": "Cancel",
-    "key_backspace": "backspace",
-    "key_del": "delete",
-    "key_down": "down",
-    "key_up": "up",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Show/hide more stroke tools",
-    "palette_info": "Click kubadili kujaza color, skiftarbete-click kubadili kiharusi color",
-    "zoom_level": "Change zoom ngazi",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "Change kujaza Michezo",
-    "stroke_color": "Change kiharusi Michezo",
-    "stroke_style": "Change kiharusi dash style",
-    "stroke_width": "Change kiharusi width",
-    "pos_x": "Change X coordinate",
-    "pos_y": "Change Y coordinate",
-    "linecap_butt": "Linecap: Butt",
-    "linecap_round": "Linecap: Round",
-    "linecap_square": "Linecap: Square",
-    "linejoin_bevel": "Linejoin: Bevel",
-    "linejoin_miter": "Linejoin: Miter",
-    "linejoin_round": "Linejoin: Round",
-    "angle": "Change mzunguko vinkel",
-    "blur": "Change gaussian blur value",
-    "opacity": "Change selected opacity punkt",
-    "circle_cx": "Change mduara&#39;s CX kuratibu",
-    "circle_cy": "Change mduara&#39;s cy kuratibu",
-    "circle_r": "Change mduara&#39;s Radius",
-    "ellipse_cx": "Change ellipse s CX kuratibu",
-    "ellipse_cy": "Change ellipse s cy kuratibu",
-    "ellipse_rx": "Change ellipse s x Radius",
-    "ellipse_ry": "Change ellipse&#39;s y Radius",
-    "line_x1": "Change Mpya&#39;s mapya x kuratibu",
-    "line_x2": "Change Mpya&#39;s kuishia x kuratibu",
-    "line_y1": "Change Mpya&#39;s mapya y kuratibu",
-    "line_y2": "Change Mpya&#39;s kuishia y kuratibu",
-    "rect_height": "Change Mstatili height",
-    "rect_width": "Change Mstatili width",
-    "corner_radius": "Change Mstatili Corner Radius",
-    "image_width": "Change image width",
-    "image_height": "Change image urefu",
-    "image_url": "Change URL",
-    "node_x": "Change node's x coordinate",
-    "node_y": "Change node's y coordinate",
-    "seg_type": "Change Segment type",
-    "straight_segments": "Straight",
-    "curve_segments": "Curve",
-    "text_contents": "Change Nakala contents",
-    "font_family": "Change font Family",
-    "font_size": "Change font Size",
-    "bold": "Bold Nakala",
-    "italic": "Italiki Nakala"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: "Change node's x coordinate",
+    node_y: "Change node's y coordinate",
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Main Menu",
-    "bkgnd_color_opac": "Change background color / opacity",
-    "connector_no_arrow": "No arrow",
-    "fitToContent": "Waliopo Content",
-    "fit_to_all": "Waliopo all content",
-    "fit_to_canvas": "Wanaofaa Canvas",
-    "fit_to_layer_content": "Waliopo safu content",
-    "fit_to_sel": "Waliopo uteuzi",
-    "align_relative_to": "Align jamaa na ...",
-    "relativeTo": "relativa att:",
-    "page": "Page",
-    "largest_object": "ukubwa object",
-    "selected_objects": "waliochaguliwa vitu",
-    "smallest_object": "minsta object",
-    "new_doc": "New Image",
-    "open_doc": "Open SVG",
-    "export_img": "Export",
-    "save_doc": "Save Image",
-    "import_doc": "Import Image",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "Align Bottom",
-    "align_center": "Align Center",
-    "align_left": "Align Left",
-    "align_middle": "Kati align",
-    "align_right": "Align Right",
-    "align_top": "Align Juu",
-    "mode_select": "Select Tool",
-    "mode_fhpath": "Penseli Tool",
-    "mode_line": "Mpya Tool",
-    "mode_connect": "Connect two objects",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "Free-Hand Rectangle",
-    "mode_ellipse": "Ellipse",
-    "mode_circle": "Circle",
-    "mode_fhellipse": "Free-Hand Ellipse",
-    "mode_path": "Path Tool",
-    "mode_shapelib": "Shape library",
-    "mode_text": "Nakala Tool",
-    "mode_image": "Image Tool",
-    "mode_zoom": "Zoom Tool",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "NOTE: This image cannot be embedded. It will depend on this path to be displayed",
-    "undo": "Tengua",
-    "redo": "Redo",
-    "tool_source": "Edit Lugha",
-    "wireframe_mode": "Wireframe Mode",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "Kikundi Elements",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "Convert to Path",
-    "reorient_path": "Reorient path",
-    "ungroup": "Ungroup Elements",
-    "docprops": "Document Properties",
-    "imagelib": "Image Library",
-    "move_bottom": "Kuhama Bottom",
-    "move_top": "Move to Top",
-    "node_clone": "Clone Node",
-    "node_delete": "Delete Node",
-    "node_link": "Link Control Points",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "Save",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Layer",
-    "layers": "Layers",
-    "del": "Delete Layer",
-    "move_down": "Move Layer Down",
-    "new": "Mpya Layer",
-    "rename": "Rename Layer",
-    "move_up": "Move Layer Up",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "Move elements to:",
-    "move_selected": "Move selected elements to a different layer"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Image Properties",
-    "doc_title": "Title",
-    "doc_dims": "Canvas Dimensions",
-    "included_images": "Included Images",
-    "image_opt_embed": "Embed data (local files)",
-    "image_opt_ref": "Use file reference",
-    "editor_prefs": "Editor Preferences",
-    "icon_size": "Icon size",
-    "language": "Language",
-    "background": "Editor Background",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Note: Background will not be saved with image.",
-    "icon_large": "Large",
-    "icon_medium": "Medium",
-    "icon_small": "Small",
-    "icon_xlarge": "Extra Large",
-    "select_predefined": "Select predefined:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Invalid value given",
-    "noContentToFitTo": "No content to fit to",
-    "dupeLayerName": "There is already a layer named that!",
-    "enterUniqueLayerName": "Please enter a unique layer name",
-    "enterNewLayerName": "Please enter the new layer name",
-    "layerHasThatName": "Layer already has that name",
-    "QmoveElemsToLayer": "Move selected elements to layer '%s'?",
-    "QwantToClear": "Do you want to clear the drawing?\nThis will also erase your undo history!",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "There were parsing errors in your SVG source.\nRevert back to original SVG source?",
-    "QignoreSourceChanges": "Ignore changes made to SVG source?",
-    "featNotSupported": "Feature not supported",
-    "enterNewImgURL": "Enter the new image URL",
-    "defsFailOnSave": "NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.",
-    "loadingImage": "Loading image, please wait...",
-    "saveFromBrowser": "Select \"Save As...\" in your browser to save this image as a %s file.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Move selected elements to layer '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.test.js b/editor/locale/lang.test.js
index 4c775659..60081304 100644
--- a/editor/locale/lang.test.js
+++ b/editor/locale/lang.test.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "test",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "OK",
-    "cancel": "Cancel",
-    "key_backspace": "backspace",
-    "key_del": "delete",
-    "key_down": "down",
-    "key_up": "up",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Show/hide more stroke tools",
-    "palette_info": "Click to change fill color, shift-click to change stroke color",
-    "zoom_level": "Change zoom level",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "Change fill color",
-    "stroke_color": "Change stroke color",
-    "stroke_style": "Change stroke dash style",
-    "stroke_width": "Change stroke width by 1, shift-click to change by 0.1",
-    "pos_x": "Change X coordinate",
-    "pos_y": "Change Y coordinate",
-    "linecap_butt": "Linecap: Butt",
-    "linecap_round": "Linecap: Round",
-    "linecap_square": "Linecap: Square",
-    "linejoin_bevel": "Linejoin: Bevel",
-    "linejoin_miter": "Linejoin: Miter",
-    "linejoin_round": "Linejoin: Round",
-    "angle": "Change rotation angle",
-    "blur": "Change gaussian blur value",
-    "opacity": "Change selected item opacity",
-    "circle_cx": "Change circle's cx coordinate",
-    "circle_cy": "Change circle's cy coordinate",
-    "circle_r": "Change circle's radius",
-    "ellipse_cx": "Change ellipse's cx coordinate",
-    "ellipse_cy": "Change ellipse's cy coordinate",
-    "ellipse_rx": "Change ellipse's x radius",
-    "ellipse_ry": "Change ellipse's y radius",
-    "line_x1": "Change line's starting x coordinate",
-    "line_x2": "Change line's ending x coordinate",
-    "line_y1": "Change line's starting y coordinate",
-    "line_y2": "Change line's ending y coordinate",
-    "rect_height": "Change rectangle height",
-    "rect_width": "Change rectangle width",
-    "corner_radius": "Change Rectangle Corner Radius",
-    "image_width": "Change image width",
-    "image_height": "Change image height",
-    "image_url": "Change URL",
-    "node_x": "Change node's x coordinate",
-    "node_y": "Change node's y coordinate",
-    "seg_type": "Change Segment type",
-    "straight_segments": "Straight",
-    "curve_segments": "Curve",
-    "text_contents": "Change text contents",
-    "font_family": "Change Font Family",
-    "font_size": "Change Font Size",
-    "bold": "Bold Text",
-    "italic": "Italic Text"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: "Change circle's cx coordinate",
+    circle_cy: "Change circle's cy coordinate",
+    circle_r: "Change circle's radius",
+    ellipse_cx: "Change ellipse's cx coordinate",
+    ellipse_cy: "Change ellipse's cy coordinate",
+    ellipse_rx: "Change ellipse's x radius",
+    ellipse_ry: "Change ellipse's y radius",
+    line_x1: "Change line's starting x coordinate",
+    line_x2: "Change line's ending x coordinate",
+    line_y1: "Change line's starting y coordinate",
+    line_y2: "Change line's ending y coordinate",
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: "Change node's x coordinate",
+    node_y: "Change node's y coordinate",
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Main Menu",
-    "bkgnd_color_opac": "Change background color/opacity",
-    "connector_no_arrow": "No arrow",
-    "fitToContent": "Fit to Content",
-    "fit_to_all": "Fit to all content",
-    "fit_to_canvas": "Fit to canvas",
-    "fit_to_layer_content": "Fit to layer content",
-    "fit_to_sel": "Fit to selection",
-    "align_relative_to": "Align relative to ...",
-    "relativeTo": "relative to:",
-    "page": "page",
-    "largest_object": "largest object",
-    "selected_objects": "selected objects",
-    "smallest_object": "smallest object",
-    "new_doc": "New Image",
-    "open_doc": "Open SVG",
-    "export_img": "Export",
-    "save_doc": "Save Image",
-    "import_doc": "Import Image",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "Align Bottom",
-    "align_center": "Align Center",
-    "align_left": "Align Left",
-    "align_middle": "Align Middle",
-    "align_right": "Align Right",
-    "align_top": "Align Top",
-    "mode_select": "Select Tool",
-    "mode_fhpath": "Pencil Tool",
-    "mode_line": "Line Tool",
-    "mode_connect": "Connect two objects",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "Free-Hand Rectangle",
-    "mode_ellipse": "Ellipse",
-    "mode_circle": "Circle",
-    "mode_fhellipse": "Free-Hand Ellipse",
-    "mode_path": "Path Tool",
-    "mode_shapelib": "Shape library",
-    "mode_text": "Text Tool",
-    "mode_image": "Image Tool",
-    "mode_zoom": "Zoom Tool",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "NOTE: This image cannot be embedded. It will depend on this path to be displayed",
-    "undo": "Undo",
-    "redo": "Redo",
-    "tool_source": "Edit Source",
-    "wireframe_mode": "Wireframe Mode",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "Group Elements",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "Convert to Path",
-    "reorient_path": "Reorient path",
-    "ungroup": "Ungroup Elements",
-    "docprops": "Document Properties",
-    "imagelib": "Image Library",
-    "move_bottom": "Move to Bottom",
-    "move_top": "Move to Top",
-    "node_clone": "Clone Node",
-    "node_delete": "Delete Node",
-    "node_link": "Link Control Points",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "Apply Changes",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Move Layer Up",
-    "move_down": "Move Layer Down",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Layer",
-    "layers": "Layers",
-    "del": "Delete Layer",
-    "move_down": "Move Layer Down",
-    "new": "New Layer",
-    "rename": "Rename Layer",
-    "move_up": "Move Layer Up",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "Move elements to:",
-    "move_selected": "Move selected elements to a different layer"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Image Properties",
-    "doc_title": "Title",
-    "doc_dims": "Canvas Dimensions",
-    "included_images": "Included Images",
-    "image_opt_embed": "Embed data (local files)",
-    "image_opt_ref": "Use file reference",
-    "editor_prefs": "Editor Preferences",
-    "icon_size": "Icon size",
-    "language": "Language",
-    "background": "Editor Background",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Note: Background will not be saved with image.",
-    "icon_large": "Large",
-    "icon_medium": "Medium",
-    "icon_small": "Small",
-    "icon_xlarge": "Extra Large",
-    "select_predefined": "Select predefined:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Invalid value given",
-    "noContentToFitTo": "No content to fit to",
-    "dupeLayerName": "There is already a layer named that!",
-    "enterUniqueLayerName": "Please enter a unique layer name",
-    "enterNewLayerName": "Please enter the new layer name",
-    "layerHasThatName": "Layer already has that name",
-    "QmoveElemsToLayer": "Move selected elements to layer \"%s\"?",
-    "QwantToClear": "Do you want to clear the drawing?\nThis will also erase your undo history!",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "There were parsing errors in your SVG source.\nRevert back to original SVG source?",
-    "QignoreSourceChanges": "Ignore changes made to SVG source?",
-    "featNotSupported": "Feature not supported",
-    "enterNewImgURL": "Enter the new image URL",
-    "defsFailOnSave": "NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.",
-    "loadingImage": "Loading image, please wait...",
-    "saveFromBrowser": "Select \"Save As...\" in your browser to save this image as a %s file.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: 'QmoveElemsToLayer',
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.th.js b/editor/locale/lang.th.js
index 60fb5886..be94988c 100644
--- a/editor/locale/lang.th.js
+++ b/editor/locale/lang.th.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "th",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "บันทึก",
-    "cancel": "ยกเลิก",
-    "key_backspace": "backspace",
-    "key_del": "delete",
-    "key_down": "down",
-    "key_up": "up",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Show/hide more stroke tools",
-    "palette_info": "คลิกเพื่อเปลี่ยนใส่สีกะคลิกเปลี่ยนสีจังหวะ",
-    "zoom_level": "เปลี่ยนระดับการซูม",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "เปลี่ยนใส่สี",
-    "stroke_color": "สีจังหวะเปลี่ยน",
-    "stroke_style": "รีบเปลี่ยนสไตล์จังหวะ",
-    "stroke_width": "ความกว้างจังหวะเปลี่ยน",
-    "pos_x": "Change X coordinate",
-    "pos_y": "Change Y coordinate",
-    "linecap_butt": "Linecap: Butt",
-    "linecap_round": "Linecap: Round",
-    "linecap_square": "Linecap: Square",
-    "linejoin_bevel": "Linejoin: Bevel",
-    "linejoin_miter": "Linejoin: Miter",
-    "linejoin_round": "Linejoin: Round",
-    "angle": "มุมหมุนเปลี่ยน",
-    "blur": "Change gaussian blur value",
-    "opacity": "เปลี่ยนความทึบเลือกรายการ",
-    "circle_cx": "Cx วงกลมเปลี่ยนของพิกัด",
-    "circle_cy": "วงกลมเปลี่ยนเป็น cy ประสานงาน",
-    "circle_r": "รัศมีวงกลมเปลี่ยนเป็น",
-    "ellipse_cx": "เปลี่ยน ellipse ของ cx ประสานงาน",
-    "ellipse_cy": "Ellipse เปลี่ยนของ cy ประสานงาน",
-    "ellipse_rx": "Ellipse เปลี่ยนของรัศมี x",
-    "ellipse_ry": "Ellipse เปลี่ยนของรัศมี y",
-    "line_x1": "สายเปลี่ยนเป็นเริ่มต้น x พิกัด",
-    "line_x2": "สายเปลี่ยนเป็นสิ้นสุด x พิกัด",
-    "line_y1": "สายเปลี่ยนเป็นเริ่มต้น y พิกัด",
-    "line_y2": "สายเปลี่ยนเป็นสิ้นสุด y พิกัด",
-    "rect_height": "ความสูงสี่เหลี่ยมผืนผ้าเปลี่ยน",
-    "rect_width": "ความกว้างสี่เหลี่ยมผืนผ้าเปลี่ยน",
-    "corner_radius": "รัศมีเปลี่ยนสี่เหลี่ยมผืนผ้า Corner",
-    "image_width": "ความกว้างเปลี่ยนรูปภาพ",
-    "image_height": "ความสูงเปลี่ยนรูปภาพ",
-    "image_url": "URL เปลี่ยน",
-    "node_x": "Change node's x coordinate",
-    "node_y": "Change node's y coordinate",
-    "seg_type": "Change Segment type",
-    "straight_segments": "Straight",
-    "curve_segments": "Curve",
-    "text_contents": "เปลี่ยนเนื้อหาข้อความ",
-    "font_family": "ครอบครัว Change Font",
-    "font_size": "เปลี่ยนขนาดตัวอักษร",
-    "bold": "ข้อความตัวหนา",
-    "italic": "ข้อความตัวเอียง"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: "Change node's x coordinate",
+    node_y: "Change node's y coordinate",
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Main Menu",
-    "bkgnd_color_opac": "สีพื้นหลังเปลี่ยน / ความทึบ",
-    "connector_no_arrow": "No arrow",
-    "fitToContent": "Fit to Content",
-    "fit_to_all": "พอดีกับเนื้อหาทั้งหมด",
-    "fit_to_canvas": "เหมาะสมในการผ้าใบ",
-    "fit_to_layer_content": "พอดีเนื้อหาชั้นที่",
-    "fit_to_sel": "เหมาะสมในการเลือก",
-    "align_relative_to": "จัดชิดเทียบกับ ...",
-    "relativeTo": "เทียบกับ:",
-    "page": "หน้า",
-    "largest_object": "ที่ใหญ่ที่สุดในวัตถุ",
-    "selected_objects": "วัตถุเลือกตั้ง",
-    "smallest_object": "วัตถุที่เล็กที่สุด",
-    "new_doc": "รูปภาพใหม่",
-    "open_doc": "ภาพเปิด",
-    "export_img": "Export",
-    "save_doc": "บันทึกรูปภาพ",
-    "import_doc": "Import Image",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "ด้านล่างชิด",
-    "align_center": "จัดแนวกึ่งกลาง",
-    "align_left": "จัดชิดซ้าย",
-    "align_middle": "กลางชิด",
-    "align_right": "จัดชิดขวา",
-    "align_top": "ด้านบนชิด",
-    "mode_select": "เครื่องมือเลือก",
-    "mode_fhpath": "เครื่องมือดินสอ",
-    "mode_line": "เครื่องมือ Line",
-    "mode_connect": "Connect two objects",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "สี่เหลี่ยมผืนผ้า Free-Hand",
-    "mode_ellipse": "Ellipse",
-    "mode_circle": "Circle",
-    "mode_fhellipse": "Ellipse Free-Hand",
-    "mode_path": "Path Tool",
-    "mode_shapelib": "Shape library",
-    "mode_text": "เครื่องมือ Text",
-    "mode_image": "เครื่องมือ Image",
-    "mode_zoom": "เครื่องมือซูม",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "NOTE: This image cannot be embedded. It will depend on this path to be displayed",
-    "undo": "เลิก",
-    "redo": "ทำซ้ำ",
-    "tool_source": "แหล่งที่มาแก้ไข",
-    "wireframe_mode": "Wireframe Mode",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "องค์ประกอบของกลุ่ม",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "Convert to Path",
-    "reorient_path": "Reorient path",
-    "ungroup": "องค์ประกอบ Ungroup",
-    "docprops": "คุณสมบัติของเอกสาร",
-    "imagelib": "Image Library",
-    "move_bottom": "ย้ายไปด้านล่าง",
-    "move_top": "ย้ายไปด้านบน",
-    "node_clone": "Clone Node",
-    "node_delete": "Delete Node",
-    "node_link": "Link Control Points",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "บันทึก",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Layer",
-    "layers": "Layers",
-    "del": "Delete Layer",
-    "move_down": "ย้าย Layer ลง",
-    "new": "Layer ใหม่",
-    "rename": "Layer เปลี่ยนชื่อ",
-    "move_up": "ย้าย Layer Up",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "Move elements to:",
-    "move_selected": "Move selected elements to a different layer"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Image Properties",
-    "doc_title": "Title",
-    "doc_dims": "Canvas Dimensions",
-    "included_images": "Included Images",
-    "image_opt_embed": "Embed data (local files)",
-    "image_opt_ref": "Use file reference",
-    "editor_prefs": "Editor Preferences",
-    "icon_size": "Icon size",
-    "language": "Language",
-    "background": "Editor Background",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Note: Background will not be saved with image.",
-    "icon_large": "Large",
-    "icon_medium": "Medium",
-    "icon_small": "Small",
-    "icon_xlarge": "Extra Large",
-    "select_predefined": "เลือกที่กำหนดไว้ล่วงหน้า:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Invalid value given",
-    "noContentToFitTo": "No content to fit to",
-    "dupeLayerName": "There is already a layer named that!",
-    "enterUniqueLayerName": "Please enter a unique layer name",
-    "enterNewLayerName": "Please enter the new layer name",
-    "layerHasThatName": "Layer already has that name",
-    "QmoveElemsToLayer": "Move selected elements to layer '%s'?",
-    "QwantToClear": "Do you want to clear the drawing?\nThis will also erase your undo history!",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "There were parsing errors in your SVG source.\nRevert back to original SVG source?",
-    "QignoreSourceChanges": "Ignore changes made to SVG source?",
-    "featNotSupported": "Feature not supported",
-    "enterNewImgURL": "Enter the new image URL",
-    "defsFailOnSave": "NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.",
-    "loadingImage": "Loading image, please wait...",
-    "saveFromBrowser": "Select \"Save As...\" in your browser to save this image as a %s file.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Move selected elements to layer '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.tl.js b/editor/locale/lang.tl.js
index 5d26d29f..be94988c 100644
--- a/editor/locale/lang.tl.js
+++ b/editor/locale/lang.tl.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "tl",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "I-save",
-    "cancel": "I-cancel",
-    "key_backspace": "backspace",
-    "key_del": "delete",
-    "key_down": "down",
-    "key_up": "up",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Show/hide more stroke tools",
-    "palette_info": "I-click upang baguhin ang punan ang kulay, paglilipat-click upang baguhin ang paghampas ng kulay",
-    "zoom_level": "Baguhin ang antas ng zoom",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "Baguhin ang punuin ng kulay",
-    "stroke_color": "Baguhin ang kulay ng paghampas",
-    "stroke_style": "Baguhin ang stroke pagsugod estilo",
-    "stroke_width": "Baguhin ang stroke lapad",
-    "pos_x": "Change X coordinate",
-    "pos_y": "Change Y coordinate",
-    "linecap_butt": "Linecap: Butt",
-    "linecap_round": "Linecap: Round",
-    "linecap_square": "Linecap: Square",
-    "linejoin_bevel": "Linejoin: Bevel",
-    "linejoin_miter": "Linejoin: Miter",
-    "linejoin_round": "Linejoin: Round",
-    "angle": "Baguhin ang pag-ikot anggulo",
-    "blur": "Change gaussian blur value",
-    "opacity": "Palitan ang mga napiling bagay kalabuan",
-    "circle_cx": "Cx Baguhin ang bilog&#39;s coordinate",
-    "circle_cy": "Baguhin ang bilog&#39;s cy coordinate",
-    "circle_r": "Baguhin ang radius ng bilog",
-    "ellipse_cx": "Baguhin ang tambilugan&#39;s cx-ugma",
-    "ellipse_cy": "Baguhin ang tambilugan&#39;s cy coordinate",
-    "ellipse_rx": "X radius Baguhin ang tambilugan&#39;s",
-    "ellipse_ry": "Y radius Baguhin ang tambilugan&#39;s",
-    "line_x1": "Baguhin ang linya ng simula x coordinate",
-    "line_x2": "Baguhin ang linya ay nagtatapos x coordinate",
-    "line_y1": "Baguhin ang linya ng simula y coordinate",
-    "line_y2": "Baguhin ang linya ay nagtatapos y coordinate",
-    "rect_height": "Baguhin ang rektanggulo taas",
-    "rect_width": "Baguhin ang rektanggulo lapad",
-    "corner_radius": "Baguhin ang Parihaba Corner Radius",
-    "image_width": "Baguhin ang lapad ng imahe",
-    "image_height": "Baguhin ang taas ng imahe",
-    "image_url": "Baguhin ang URL",
-    "node_x": "Change node's x coordinate",
-    "node_y": "Change node's y coordinate",
-    "seg_type": "Change Segment type",
-    "straight_segments": "Straight",
-    "curve_segments": "Curve",
-    "text_contents": "Baguhin ang mga nilalaman ng teksto",
-    "font_family": "Baguhin ang Pamilya ng Font",
-    "font_size": "Baguhin ang Laki ng Font",
-    "bold": "Bold Text",
-    "italic": "Italic Text"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: "Change node's x coordinate",
+    node_y: "Change node's y coordinate",
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Main Menu",
-    "bkgnd_color_opac": "Baguhin ang kulay ng background / kalabuan",
-    "connector_no_arrow": "No arrow",
-    "fitToContent": "Pagkasyahin sa Nilalaman",
-    "fit_to_all": "Pagkasyahin sa lahat ng mga nilalaman",
-    "fit_to_canvas": "Pagkasyahin sa tolda",
-    "fit_to_layer_content": "Pagkasyahin sa layer nilalaman",
-    "fit_to_sel": "Pagkasyahin sa pagpili",
-    "align_relative_to": "Pantayin sa kamag-anak sa ...",
-    "relativeTo": "kamag-anak sa:",
-    "page": "pahina",
-    "largest_object": "pinakamalaking bagay",
-    "selected_objects": "inihalal na mga bagay",
-    "smallest_object": "pinakamaliit na bagay",
-    "new_doc": "Bagong Imahe",
-    "open_doc": "Buksan ang Image",
-    "export_img": "Export",
-    "save_doc": "I-save ang Image",
-    "import_doc": "Import Image",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "Pantayin sa Ibaba",
-    "align_center": "Pantayin sa Gitna",
-    "align_left": "Pantayin ang Kaliwa",
-    "align_middle": "Pantayin sa Gitnang",
-    "align_right": "Pantayin sa Kanan",
-    "align_top": "Pantayin Top",
-    "mode_select": "Piliin ang Tool",
-    "mode_fhpath": "Kasangkapan ng lapis",
-    "mode_line": "Line Kasangkapan",
-    "mode_connect": "Connect two objects",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "Libreng-kamay Parihaba",
-    "mode_ellipse": "Tambilugan",
-    "mode_circle": "Circle",
-    "mode_fhellipse": "Libreng-kamay tambilugan",
-    "mode_path": "Path Tool",
-    "mode_shapelib": "Shape library",
-    "mode_text": "Text Kasangkapan",
-    "mode_image": "Image Kasangkapan",
-    "mode_zoom": "Mag-zoom Kasangkapan",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "NOTE: This image cannot be embedded. It will depend on this path to be displayed",
-    "undo": "Bawiin",
-    "redo": "Gawin muli",
-    "tool_source": "I-edit ang Source",
-    "wireframe_mode": "Wireframe Mode",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "Group Sangkap",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "Convert to Path",
-    "reorient_path": "Reorient path",
-    "ungroup": "Ungroup Sangkap",
-    "docprops": "Document Katangian",
-    "imagelib": "Image Library",
-    "move_bottom": "Ilipat sa Ibaba",
-    "move_top": "Ilipat sa Tuktok",
-    "node_clone": "Clone Node",
-    "node_delete": "Delete Node",
-    "node_link": "Link Control Points",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "I-save",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Layer",
-    "layers": "Layers",
-    "del": "Tanggalin Layer",
-    "move_down": "Ilipat Layer Down",
-    "new": "Bagong Layer",
-    "rename": "Palitan ang pangalan ng Layer",
-    "move_up": "Ilipat Layer Up",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "Move elements to:",
-    "move_selected": "Move selected elements to a different layer"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Image Properties",
-    "doc_title": "Title",
-    "doc_dims": "Canvas Dimensions",
-    "included_images": "Included Images",
-    "image_opt_embed": "Embed data (local files)",
-    "image_opt_ref": "Use file reference",
-    "editor_prefs": "Editor Preferences",
-    "icon_size": "Icon size",
-    "language": "Language",
-    "background": "Editor Background",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Note: Background will not be saved with image.",
-    "icon_large": "Large",
-    "icon_medium": "Medium",
-    "icon_small": "Small",
-    "icon_xlarge": "Extra Large",
-    "select_predefined": "Piliin ang paunang-natukoy na:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Invalid value given",
-    "noContentToFitTo": "No content to fit to",
-    "dupeLayerName": "There is already a layer named that!",
-    "enterUniqueLayerName": "Please enter a unique layer name",
-    "enterNewLayerName": "Please enter the new layer name",
-    "layerHasThatName": "Layer already has that name",
-    "QmoveElemsToLayer": "Move selected elements to layer '%s'?",
-    "QwantToClear": "Do you want to clear the drawing?\nThis will also erase your undo history!",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "There were parsing errors in your SVG source.\nRevert back to original SVG source?",
-    "QignoreSourceChanges": "Ignore changes made to SVG source?",
-    "featNotSupported": "Feature not supported",
-    "enterNewImgURL": "Enter the new image URL",
-    "defsFailOnSave": "NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.",
-    "loadingImage": "Loading image, please wait...",
-    "saveFromBrowser": "Select \"Save As...\" in your browser to save this image as a %s file.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Move selected elements to layer '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.tr.js b/editor/locale/lang.tr.js
index 0a5f453c..be94988c 100644
--- a/editor/locale/lang.tr.js
+++ b/editor/locale/lang.tr.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "tr",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "Kaydetmek",
-    "cancel": "Iptal",
-    "key_backspace": "backspace",
-    "key_del": "delete",
-    "key_down": "down",
-    "key_up": "up",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Show/hide more stroke tools",
-    "palette_info": "Tıklatın renk, vardiya dolgu zamanlı rengini değiştirmek için tıklayın değiştirmek için",
-    "zoom_level": "Yakınlaştırma düzeyini değiştirebilirsiniz",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "Renk değiştirmek doldurmak",
-    "stroke_color": "Değiştirmek inme renk",
-    "stroke_style": "Değiştirmek inme çizgi stili",
-    "stroke_width": "Değiştirmek vuruş genişliği",
-    "pos_x": "Change X coordinate",
-    "pos_y": "Change Y coordinate",
-    "linecap_butt": "Linecap: Butt",
-    "linecap_round": "Linecap: Round",
-    "linecap_square": "Linecap: Square",
-    "linejoin_bevel": "Linejoin: Bevel",
-    "linejoin_miter": "Linejoin: Miter",
-    "linejoin_round": "Linejoin: Round",
-    "angle": "Değiştirmek dönme açısı",
-    "blur": "Change gaussian blur value",
-    "opacity": "Değiştirmek öğe opacity seçilmiş",
-    "circle_cx": "Değiştirmek daire&#39;s cx koordine",
-    "circle_cy": "Değiştirmek daire cy koordine&#39;s",
-    "circle_r": "Değiştirmek daire yarıçapı",
-    "ellipse_cx": "&#39;s Koordine cx elips Girişi",
-    "ellipse_cy": "Değiştirmek elips cy koordine&#39;s",
-    "ellipse_rx": "Değiştirmek elips&#39;s x yarıçapı",
-    "ellipse_ry": "Değiştirmek elips Y yarıçapı",
-    "line_x1": "Değiştirmek hattı&#39;s koordine x başlangıç",
-    "line_x2": "Değiştirmek hattı&#39;s koordine x biten",
-    "line_y1": "Değiştirmek hattı y başlangıç&#39;s koordine",
-    "line_y2": "Değiştirmek hattı y biten&#39;s koordine",
-    "rect_height": "Değiştirmek dikdörtgen yüksekliği",
-    "rect_width": "Değiştirmek dikdörtgen genişliği",
-    "corner_radius": "Değiştirmek Dikdörtgen Köşe Yarıçap",
-    "image_width": "Değiştirmek görüntü genişliği",
-    "image_height": "Değiştirmek görüntü yüksekliği",
-    "image_url": "Değiştirmek URL",
-    "node_x": "Change node's x coordinate",
-    "node_y": "Change node's y coordinate",
-    "seg_type": "Change Segment type",
-    "straight_segments": "Straight",
-    "curve_segments": "Curve",
-    "text_contents": "Değiştirmek metin içeriği",
-    "font_family": "Font değiştir Aile",
-    "font_size": "Change font size",
-    "bold": "Kalın Yazı",
-    "italic": "Italik yazı"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: "Change node's x coordinate",
+    node_y: "Change node's y coordinate",
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Main Menu",
-    "bkgnd_color_opac": "Arka plan rengini değiştirmek / opacity",
-    "connector_no_arrow": "No arrow",
-    "fitToContent": "Fit to Content",
-    "fit_to_all": "Fit tüm içerik için",
-    "fit_to_canvas": "Fit tuvaline",
-    "fit_to_layer_content": "Sığacak şekilde katman içerik",
-    "fit_to_sel": "Fit seçimine",
-    "align_relative_to": "Align göre ...",
-    "relativeTo": "göreli:",
-    "page": "sayfa",
-    "largest_object": "en büyük nesne",
-    "selected_objects": "seçilen nesneleri",
-    "smallest_object": "küçük nesne",
-    "new_doc": "Yeni Resim",
-    "open_doc": "Aç Resim",
-    "export_img": "Export",
-    "save_doc": "Görüntüyü Kaydet",
-    "import_doc": "Import Image",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "Align Bottom",
-    "align_center": "Ortala",
-    "align_left": "Sola",
-    "align_middle": "Align Orta",
-    "align_right": "Sağa Hizala",
-    "align_top": "Align Top",
-    "mode_select": "Seçim aracı",
-    "mode_fhpath": "Kalem Aracı",
-    "mode_line": "Line Aracı",
-    "mode_connect": "Connect two objects",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "Free-El Dikdörtgen",
-    "mode_ellipse": "Elips",
-    "mode_circle": "Daire",
-    "mode_fhellipse": "Free-El Elips",
-    "mode_path": "Path Tool",
-    "mode_shapelib": "Shape library",
-    "mode_text": "Metin Aracı",
-    "mode_image": "Resim Aracı",
-    "mode_zoom": "Zoom Tool",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "NOTE: This image cannot be embedded. It will depend on this path to be displayed",
-    "undo": "Geri",
-    "redo": "Redo",
-    "tool_source": "Değiştir Kaynak",
-    "wireframe_mode": "Wireframe Mode",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "Grup Elemanları",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "Convert to Path",
-    "reorient_path": "Reorient path",
-    "ungroup": "Çöz Elemanları",
-    "docprops": "Belge Özellikleri",
-    "imagelib": "Image Library",
-    "move_bottom": "Altına gider",
-    "move_top": "Üste taşı",
-    "node_clone": "Clone Node",
-    "node_delete": "Delete Node",
-    "node_link": "Link Control Points",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "Kaydetmek",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Layer",
-    "layers": "Layers",
-    "del": "Delete Layer",
-    "move_down": "Katman Aşağı Taşı",
-    "new": "Yeni Katman",
-    "rename": "Rename Katman",
-    "move_up": "Up Katman Taşı",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "Move elements to:",
-    "move_selected": "Move selected elements to a different layer"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Image Properties",
-    "doc_title": "Title",
-    "doc_dims": "Canvas Dimensions",
-    "included_images": "Included Images",
-    "image_opt_embed": "Embed data (local files)",
-    "image_opt_ref": "Use file reference",
-    "editor_prefs": "Editor Preferences",
-    "icon_size": "Icon size",
-    "language": "Language",
-    "background": "Editor Background",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Note: Background will not be saved with image.",
-    "icon_large": "Large",
-    "icon_medium": "Medium",
-    "icon_small": "Small",
-    "icon_xlarge": "Extra Large",
-    "select_predefined": "Seçin önceden tanımlanmış:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Invalid value given",
-    "noContentToFitTo": "No content to fit to",
-    "dupeLayerName": "There is already a layer named that!",
-    "enterUniqueLayerName": "Please enter a unique layer name",
-    "enterNewLayerName": "Please enter the new layer name",
-    "layerHasThatName": "Layer already has that name",
-    "QmoveElemsToLayer": "Move selected elements to layer '%s'?",
-    "QwantToClear": "Do you want to clear the drawing?\nThis will also erase your undo history!",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "There were parsing errors in your SVG source.\nRevert back to original SVG source?",
-    "QignoreSourceChanges": "Ignore changes made to SVG source?",
-    "featNotSupported": "Feature not supported",
-    "enterNewImgURL": "Enter the new image URL",
-    "defsFailOnSave": "NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.",
-    "loadingImage": "Loading image, please wait...",
-    "saveFromBrowser": "Select \"Save As...\" in your browser to save this image as a %s file.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Move selected elements to layer '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.uk.js b/editor/locale/lang.uk.js
index b73c6a0b..be94988c 100644
--- a/editor/locale/lang.uk.js
+++ b/editor/locale/lang.uk.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "uk",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "Зберегти",
-    "cancel": "Скасування",
-    "key_backspace": "backspace",
-    "key_del": "delete",
-    "key_down": "down",
-    "key_up": "up",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Show/hide more stroke tools",
-    "palette_info": "Натисніть для зміни кольору заливки, Shift-Click змінити обвід",
-    "zoom_level": "Зміна масштабу",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "Зміна кольору заливки",
-    "stroke_color": "Зміна кольору інсульт",
-    "stroke_style": "Зміна стилю інсульт тире",
-    "stroke_width": "Зміни ширина штриха",
-    "pos_x": "Change X coordinate",
-    "pos_y": "Change Y coordinate",
-    "linecap_butt": "Linecap: Butt",
-    "linecap_round": "Linecap: Round",
-    "linecap_square": "Linecap: Square",
-    "linejoin_bevel": "Linejoin: Bevel",
-    "linejoin_miter": "Linejoin: Miter",
-    "linejoin_round": "Linejoin: Round",
-    "angle": "Зміна кута повороту",
-    "blur": "Change gaussian blur value",
-    "opacity": "Зміна вибраного пункту непрозорості",
-    "circle_cx": "CX зміну кола координата",
-    "circle_cy": "Зміни гуртка CY координати",
-    "circle_r": "Зміна кола&#39;s радіус",
-    "ellipse_cx": "Зміни еліпса CX координати",
-    "ellipse_cy": "Зміни еліпса CY координати",
-    "ellipse_rx": "Х Зміни еліпса радіусом",
-    "ellipse_ry": "Зміни у еліпса радіусом",
-    "line_x1": "Зміни починає координати лінія х",
-    "line_x2": "Зміни за період, що закінчився лінія координати х",
-    "line_y1": "Зміни лінія починає Y координата",
-    "line_y2": "Зміна за період, що закінчився лінія Y координата",
-    "rect_height": "Зміни прямокутник висотою",
-    "rect_width": "Зміна ширини прямокутника",
-    "corner_radius": "Зміни прямокутник Corner Radius",
-    "image_width": "Зміни ширина зображення",
-    "image_height": "Зміна висоти зображення",
-    "image_url": "Змінити URL",
-    "node_x": "Change node's x coordinate",
-    "node_y": "Change node's y coordinate",
-    "seg_type": "Change Segment type",
-    "straight_segments": "Straight",
-    "curve_segments": "Curve",
-    "text_contents": "Зміна змісту тексту",
-    "font_family": "Зміни Сімейство шрифтів",
-    "font_size": "Змінити розмір шрифту",
-    "bold": "Товстий текст",
-    "italic": "Похилий текст"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: "Change node's x coordinate",
+    node_y: "Change node's y coordinate",
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Main Menu",
-    "bkgnd_color_opac": "Зміна кольору тла / непрозорість",
-    "connector_no_arrow": "No arrow",
-    "fitToContent": "За розміром змісту",
-    "fit_to_all": "За розміром весь вміст",
-    "fit_to_canvas": "Розмір полотна",
-    "fit_to_layer_content": "За розміром шар змісту",
-    "fit_to_sel": "Вибір розміру",
-    "align_relative_to": "Вирівняти по відношенню до ...",
-    "relativeTo": "в порівнянні з:",
-    "page": "сторінка",
-    "largest_object": "найбільший об&#39;єкт",
-    "selected_objects": "обраними об&#39;єктами",
-    "smallest_object": "маленький об&#39;єкт",
-    "new_doc": "Нове зображення",
-    "open_doc": "Відкрити зображення",
-    "export_img": "Export",
-    "save_doc": "Зберегти малюнок",
-    "import_doc": "Import Image",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "Вирівняти по нижньому краю",
-    "align_center": "Вирівняти по центру",
-    "align_left": "По лівому краю",
-    "align_middle": "Вирівняти Близького",
-    "align_right": "По правому краю",
-    "align_top": "Вирівняти по верхньому краю",
-    "mode_select": "Виберіть інструмент",
-    "mode_fhpath": "Pencil Tool",
-    "mode_line": "Line Tool",
-    "mode_connect": "Connect two objects",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "Вільної руки Прямокутник",
-    "mode_ellipse": "Еліпс",
-    "mode_circle": "Коло",
-    "mode_fhellipse": "Вільної руки Еліпс",
-    "mode_path": "Path Tool",
-    "mode_shapelib": "Shape library",
-    "mode_text": "Текст Tool",
-    "mode_image": "Image Tool",
-    "mode_zoom": "Zoom Tool",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "NOTE: This image cannot be embedded. It will depend on this path to be displayed",
-    "undo": "Скасувати",
-    "redo": "Повтор",
-    "tool_source": "Змінити вихідний",
-    "wireframe_mode": "Wireframe Mode",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "Група елементів",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "Convert to Path",
-    "reorient_path": "Reorient path",
-    "ungroup": "Елементи розгрупувати",
-    "docprops": "Властивості документа",
-    "imagelib": "Image Library",
-    "move_bottom": "Перемістити вниз",
-    "move_top": "Перемістити догори",
-    "node_clone": "Clone Node",
-    "node_delete": "Delete Node",
-    "node_link": "Link Control Points",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "Зберегти",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Layer",
-    "layers": "Layers",
-    "del": "Видалити шар",
-    "move_down": "Перемістити шар на",
-    "new": "Новий шар",
-    "rename": "Перейменувати Шар",
-    "move_up": "Переміщення шару до",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "Move elements to:",
-    "move_selected": "Move selected elements to a different layer"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Image Properties",
-    "doc_title": "Title",
-    "doc_dims": "Canvas Dimensions",
-    "included_images": "Included Images",
-    "image_opt_embed": "Embed data (local files)",
-    "image_opt_ref": "Use file reference",
-    "editor_prefs": "Editor Preferences",
-    "icon_size": "Icon size",
-    "language": "Language",
-    "background": "Editor Background",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Note: Background will not be saved with image.",
-    "icon_large": "Large",
-    "icon_medium": "Medium",
-    "icon_small": "Small",
-    "icon_xlarge": "Extra Large",
-    "select_predefined": "Виберіть зумовлений:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Invalid value given",
-    "noContentToFitTo": "No content to fit to",
-    "dupeLayerName": "There is already a layer named that!",
-    "enterUniqueLayerName": "Please enter a unique layer name",
-    "enterNewLayerName": "Please enter the new layer name",
-    "layerHasThatName": "Layer already has that name",
-    "QmoveElemsToLayer": "Move selected elements to layer '%s'?",
-    "QwantToClear": "Do you want to clear the drawing?\nThis will also erase your undo history!",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "There were parsing errors in your SVG source.\nRevert back to original SVG source?",
-    "QignoreSourceChanges": "Ignore changes made to SVG source?",
-    "featNotSupported": "Feature not supported",
-    "enterNewImgURL": "Enter the new image URL",
-    "defsFailOnSave": "NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.",
-    "loadingImage": "Loading image, please wait...",
-    "saveFromBrowser": "Select \"Save As...\" in your browser to save this image as a %s file.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Move selected elements to layer '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.vi.js b/editor/locale/lang.vi.js
index 1af73697..be94988c 100644
--- a/editor/locale/lang.vi.js
+++ b/editor/locale/lang.vi.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "vi",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "Lưu",
-    "cancel": "Hủy",
-    "key_backspace": "backspace",
-    "key_del": "delete",
-    "key_down": "down",
-    "key_up": "up",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Show/hide more stroke tools",
-    "palette_info": "Nhấn vào đây để thay đổi đầy màu sắc, thay đổi nhấp chuột để thay đổi màu sắc đột quỵ",
-    "zoom_level": "Thay đổi mức độ phóng",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "Thay đổi đầy màu sắc",
-    "stroke_color": "Thay đổi màu sắc đột quỵ",
-    "stroke_style": "Thay đổi phong cách đột quỵ dash",
-    "stroke_width": "Thay đổi chiều rộng đột quỵ",
-    "pos_x": "Change X coordinate",
-    "pos_y": "Change Y coordinate",
-    "linecap_butt": "Linecap: Butt",
-    "linecap_round": "Linecap: Round",
-    "linecap_square": "Linecap: Square",
-    "linejoin_bevel": "Linejoin: Bevel",
-    "linejoin_miter": "Linejoin: Miter",
-    "linejoin_round": "Linejoin: Round",
-    "angle": "Thay đổi góc xoay",
-    "blur": "Change gaussian blur value",
-    "opacity": "Thay đổi lựa chọn opacity mục",
-    "circle_cx": "Thay đổi hình tròn của cx phối hợp",
-    "circle_cy": "Thay đổi hình tròn của vi phối hợp",
-    "circle_r": "Thay đổi bán kính của hình tròn",
-    "ellipse_cx": "Thay đổi hình elip của cx phối hợp",
-    "ellipse_cy": "Thay đổi hình elip của vi phối hợp",
-    "ellipse_rx": "Thay đổi hình elip của x bán kính",
-    "ellipse_ry": "Y Thay đổi bán kính của hình ellipse",
-    "line_x1": "Thay đổi dòng của bắt đầu từ x phối hợp",
-    "line_x2": "Thay đổi dòng của x kết thúc sớm nhất phối hợp",
-    "line_y1": "Thay đổi dòng của bắt đầu từ y phối hợp",
-    "line_y2": "Thay đổi dòng của kết thúc y phối hợp",
-    "rect_height": "Thay đổi hình chữ nhật chiều cao",
-    "rect_width": "Thay đổi hình chữ nhật chiều rộng",
-    "corner_radius": "Thay đổi chữ nhật Corner Radius",
-    "image_width": "Thay đổi hình ảnh rộng",
-    "image_height": "Thay đổi hình ảnh chiều cao",
-    "image_url": "Thay đổi URL",
-    "node_x": "Change node's x coordinate",
-    "node_y": "Change node's y coordinate",
-    "seg_type": "Change Segment type",
-    "straight_segments": "Straight",
-    "curve_segments": "Curve",
-    "text_contents": "Thay đổi nội dung văn bản",
-    "font_family": "Thay đổi Font Gia đình",
-    "font_size": "Thay đổi cỡ chữ",
-    "bold": "Bold Text",
-    "italic": "Italic Text"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: "Change node's x coordinate",
+    node_y: "Change node's y coordinate",
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Main Menu",
-    "bkgnd_color_opac": "Thay đổi màu nền / opacity",
-    "connector_no_arrow": "No arrow",
-    "fitToContent": "Phù hợp với nội dung",
-    "fit_to_all": "Phù hợp với tất cả nội dung",
-    "fit_to_canvas": "Phù hợp với vải",
-    "fit_to_layer_content": "Vào lớp phù hợp với nội dung",
-    "fit_to_sel": "Phù hợp để lựa chọn",
-    "align_relative_to": "Căn liên quan đến ...",
-    "relativeTo": "liên quan đến:",
-    "page": "Page",
-    "largest_object": "lớn nhất đối tượng",
-    "selected_objects": "bầu các đối tượng",
-    "smallest_object": "nhỏ đối tượng",
-    "new_doc": "Hình mới",
-    "open_doc": "Mở Image",
-    "export_img": "Export",
-    "save_doc": "Save Image",
-    "import_doc": "Import Image",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "Align Bottom",
-    "align_center": "Căn giữa",
-    "align_left": "Căn còn lại",
-    "align_middle": "Căn Trung",
-    "align_right": "Căn phải",
-    "align_top": "Căn Top",
-    "mode_select": "Chọn Công cụ",
-    "mode_fhpath": "Bút chì Công cụ",
-    "mode_line": "Line Tool",
-    "mode_connect": "Connect two objects",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "Việt-Hand Hình chữ nhật",
-    "mode_ellipse": "Ellipse",
-    "mode_circle": "Circle",
-    "mode_fhellipse": "Việt-Hand Ellipse",
-    "mode_path": "Path Tool",
-    "mode_shapelib": "Shape library",
-    "mode_text": "Text Tool",
-    "mode_image": "Hình Công cụ",
-    "mode_zoom": "Zoom Tool",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "NOTE: This image cannot be embedded. It will depend on this path to be displayed",
-    "undo": "Hoàn tác",
-    "redo": "Làm lại",
-    "tool_source": "Sửa Nguồn",
-    "wireframe_mode": "Wireframe Mode",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "Nhóm Elements",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "Convert to Path",
-    "reorient_path": "Reorient path",
-    "ungroup": "Ungroup Elements",
-    "docprops": "Document Properties",
-    "imagelib": "Image Library",
-    "move_bottom": "Chuyển đến đáy",
-    "move_top": "Move to Top",
-    "node_clone": "Clone Node",
-    "node_delete": "Delete Node",
-    "node_link": "Link Control Points",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "Lưu",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Layer",
-    "layers": "Layers",
-    "del": "Xoá Layer",
-    "move_down": "Move Layer Down",
-    "new": "New Layer",
-    "rename": "Đổi tên Layer",
-    "move_up": "Di chuyển Layer Up",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "Move elements to:",
-    "move_selected": "Move selected elements to a different layer"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Image Properties",
-    "doc_title": "Title",
-    "doc_dims": "Canvas Dimensions",
-    "included_images": "Included Images",
-    "image_opt_embed": "Embed data (local files)",
-    "image_opt_ref": "Use file reference",
-    "editor_prefs": "Editor Preferences",
-    "icon_size": "Icon size",
-    "language": "Language",
-    "background": "Editor Background",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Note: Background will not be saved with image.",
-    "icon_large": "Large",
-    "icon_medium": "Medium",
-    "icon_small": "Small",
-    "icon_xlarge": "Extra Large",
-    "select_predefined": "Chọn định sẵn:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Invalid value given",
-    "noContentToFitTo": "No content to fit to",
-    "dupeLayerName": "There is already a layer named that!",
-    "enterUniqueLayerName": "Please enter a unique layer name",
-    "enterNewLayerName": "Please enter the new layer name",
-    "layerHasThatName": "Layer already has that name",
-    "QmoveElemsToLayer": "Move selected elements to layer '%s'?",
-    "QwantToClear": "Do you want to clear the drawing?\nThis will also erase your undo history!",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "There were parsing errors in your SVG source.\nRevert back to original SVG source?",
-    "QignoreSourceChanges": "Ignore changes made to SVG source?",
-    "featNotSupported": "Feature not supported",
-    "enterNewImgURL": "Enter the new image URL",
-    "defsFailOnSave": "NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.",
-    "loadingImage": "Loading image, please wait...",
-    "saveFromBrowser": "Select \"Save As...\" in your browser to save this image as a %s file.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Move selected elements to layer '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.yi.js b/editor/locale/lang.yi.js
index 560e34ac..be94988c 100644
--- a/editor/locale/lang.yi.js
+++ b/editor/locale/lang.yi.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "yi",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "היט",
-    "cancel": "באָטל מאַכן",
-    "key_backspace": "backspace",
-    "key_del": "delete",
-    "key_down": "down",
-    "key_up": "up",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Show/hide more stroke tools",
-    "palette_info": "גיט צו ענדערן אָנעסן קאָליר, יבעררוק-גיט צו טוישן מאַך קאָליר",
-    "zoom_level": "ענדערן פארגרעסער הייך",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "ענדערן אָנעסן קאָליר",
-    "stroke_color": "טוישן מאַך קאָליר",
-    "stroke_style": "טוישן מאַך לאָך מאָדע",
-    "stroke_width": "טוישן מאַך ברייט",
-    "pos_x": "Change X coordinate",
-    "pos_y": "Change Y coordinate",
-    "linecap_butt": "Linecap: Butt",
-    "linecap_round": "Linecap: Round",
-    "linecap_square": "Linecap: Square",
-    "linejoin_bevel": "Linejoin: Bevel",
-    "linejoin_miter": "Linejoin: Miter",
-    "linejoin_round": "Linejoin: Round",
-    "angle": "ענדערן ראָוטיישאַן ווינקל",
-    "blur": "Change gaussian blur value",
-    "opacity": "ענדערן סעלעקטעד נומער אָופּאַסאַטי",
-    "circle_cx": "ענדערן קרייז ס קקס קאָואָרדאַנאַט",
-    "circle_cy": "ענדערן קרייז ס סי קאָואָרדאַנאַט",
-    "circle_r": "ענדערן קרייז ס ראַדיוס",
-    "ellipse_cx": "ענדערן יליפּס ס קקס קאָואָרדאַנאַט",
-    "ellipse_cy": "ענדערן יליפּס ס סי קאָואָרדאַנאַט",
-    "ellipse_rx": "ענדערן יליפּס ס &#39;קס ראַדיוס",
-    "ellipse_ry": "ענדערן יליפּס ס &#39;י ראַדיוס",
-    "line_x1": "טוישן ליניע ס &#39;סטאַרטינג קס קאָואָרדאַנאַט",
-    "line_x2": "טוישן ליניע ס &#39;סאָף קס קאָואָרדאַנאַט",
-    "line_y1": "טוישן ליניע ס &#39;סטאַרטינג י קאָואָרדאַנאַט",
-    "line_y2": "טוישן ליניע ס &#39;סאָף י קאָואָרדאַנאַט",
-    "rect_height": "ענדערן גראָדעק הייך",
-    "rect_width": "ענדערן גראָדעק ברייט",
-    "corner_radius": "ענדערן רעקטאַנגלע קאָרנער ראַדיוס",
-    "image_width": "טוישן בילד ברייט",
-    "image_height": "טוישן בילד הייך",
-    "image_url": "ענדערן URL",
-    "node_x": "Change node's x coordinate",
-    "node_y": "Change node's y coordinate",
-    "seg_type": "Change Segment type",
-    "straight_segments": "Straight",
-    "curve_segments": "Curve",
-    "text_contents": "ענדערן טעקסט אינהאַלט",
-    "font_family": "ענדערן פאָנט פאַמילי",
-    "font_size": "בייטן פאָנט גרייס",
-    "bold": "דרייסט טעקסט",
-    "italic": "יטאַליק טעקסט"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: "Change node's x coordinate",
+    node_y: "Change node's y coordinate",
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Main Menu",
-    "bkgnd_color_opac": "ענדערן הינטערגרונט פאַרב / אָופּאַסאַטי",
-    "connector_no_arrow": "No arrow",
-    "fitToContent": "פּאַסיק צו אינהאַלט",
-    "fit_to_all": "פּאַסיק צו אַלע אינהאַלט",
-    "fit_to_canvas": "פּאַסיק צו לייוונט",
-    "fit_to_layer_content": "פּאַסיק צו שיכטע אינהאַלט",
-    "fit_to_sel": "פּאַסיק צו אָפּקלייב",
-    "align_relative_to": "יינרייען קאָרעוו צו ...",
-    "relativeTo": "קאָרעוו צו:",
-    "page": "בלאַט",
-    "largest_object": "לאַרדזשאַסט קעגן",
-    "selected_objects": "עלעקטעד אַבדזשעקץ",
-    "smallest_object": "סמאָלאַסט קעגן",
-    "new_doc": "ניו בילד",
-    "open_doc": "Open בילד",
-    "export_img": "Export",
-    "save_doc": "היט בילד",
-    "import_doc": "Import Image",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "יינרייען באָטטאָם",
-    "align_center": "יינרייען צענטער",
-    "align_left": "יינרייען לעפט",
-    "align_middle": "יינרייען מיטל",
-    "align_right": "יינרייען רעכט",
-    "align_top": "יינרייען Top",
-    "mode_select": "סעלעקטירן טול",
-    "mode_fhpath": "בלייער טול",
-    "mode_line": "שורה טול",
-    "mode_connect": "Connect two objects",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "Free-הענט רעקטאַנגלע",
-    "mode_ellipse": "עלליפּסע",
-    "mode_circle": "קאַראַהאָד",
-    "mode_fhellipse": "Free-הענט עלליפּסע",
-    "mode_path": "Path Tool",
-    "mode_shapelib": "Shape library",
-    "mode_text": "טעקסט טול",
-    "mode_image": "בילד טול",
-    "mode_zoom": "פארגרעסער טול",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "NOTE: This image cannot be embedded. It will depend on this path to be displayed",
-    "undo": "ופמאַכן",
-    "redo": "רעדאָ",
-    "tool_source": "רעדאַקטירן סאָרס",
-    "wireframe_mode": "Wireframe Mode",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "גרופּע עלעמענץ",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "Convert to Path",
-    "reorient_path": "Reorient path",
-    "ungroup": "ונגראָופּ עלעמענץ",
-    "docprops": "דאָקומענט פּראָפּערטיעס",
-    "imagelib": "Image Library",
-    "move_bottom": "מאַך צו באָטטאָם",
-    "move_top": "באַוועגן צו Top",
-    "node_clone": "Clone Node",
-    "node_delete": "Delete Node",
-    "node_link": "Link Control Points",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "היט",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Layer",
-    "layers": "Layers",
-    "del": "ויסמעקן לייַער",
-    "move_down": "קער לייַער דאָוון",
-    "new": "ניו לייַער",
-    "rename": "רענאַמע לייַער",
-    "move_up": "באַוועגן לייַער אַרויף",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "Move elements to:",
-    "move_selected": "Move selected elements to a different layer"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Image Properties",
-    "doc_title": "Title",
-    "doc_dims": "Canvas Dimensions",
-    "included_images": "Included Images",
-    "image_opt_embed": "Embed data (local files)",
-    "image_opt_ref": "Use file reference",
-    "editor_prefs": "Editor Preferences",
-    "icon_size": "Icon size",
-    "language": "Language",
-    "background": "Editor Background",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Note: Background will not be saved with image.",
-    "icon_large": "Large",
-    "icon_medium": "Medium",
-    "icon_small": "Small",
-    "icon_xlarge": "Extra Large",
-    "select_predefined": "סעלעקטירן פּרעדעפינעד:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Invalid value given",
-    "noContentToFitTo": "No content to fit to",
-    "dupeLayerName": "There is already a layer named that!",
-    "enterUniqueLayerName": "Please enter a unique layer name",
-    "enterNewLayerName": "Please enter the new layer name",
-    "layerHasThatName": "Layer already has that name",
-    "QmoveElemsToLayer": "Move selected elements to layer '%s'?",
-    "QwantToClear": "Do you want to clear the drawing?\nThis will also erase your undo history!",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "There were parsing errors in your SVG source.\nRevert back to original SVG source?",
-    "QignoreSourceChanges": "Ignore changes made to SVG source?",
-    "featNotSupported": "Feature not supported",
-    "enterNewImgURL": "Enter the new image URL",
-    "defsFailOnSave": "NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.",
-    "loadingImage": "Loading image, please wait...",
-    "saveFromBrowser": "Select \"Save As...\" in your browser to save this image as a %s file.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Move selected elements to layer '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.zh-CN.js b/editor/locale/lang.zh-CN.js
index 2185e2b5..50b359a0 100644
--- a/editor/locale/lang.zh-CN.js
+++ b/editor/locale/lang.zh-CN.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "zh-CN",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "保存",
-    "cancel": "取消",
-    "key_backspace": "退格",
-    "key_del": "删除",
-    "key_down": "下",
-    "key_up": "上",
-    "more_opts": "更多选项",
-    "url": "URL",
-    "width": "宽度",
-    "height": "高度"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "版权所有"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "显示/隐藏更式边线工具",
-    "palette_info": "点击更改填充颜色，按住Shift键单击更改线条颜色",
-    "zoom_level": "更改缩放级别",
-    "panel_drag": "左右拖拽调整面板大小"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "元素ID",
-    "fill_color": "更改填充颜色",
-    "stroke_color": "线条的颜色变化",
-    "stroke_style": "更改线条样式",
-    "stroke_width": "更改线条宽度",
-    "pos_x": "更改X坐标",
-    "pos_y": "更改Y坐标",
-    "linecap_butt": "顶端样式: 齐平",
-    "linecap_round": "顶端样式: 圆滑",
-    "linecap_square": "顶端样式: 方块",
-    "linejoin_bevel": "连接处: 削平",
-    "linejoin_miter": "连接处: 直角",
-    "linejoin_round": "连接处: 圆角",
-    "angle": "更改旋转角度",
-    "blur": "更改高斯模糊值",
-    "opacity": "更改所选条目的不透明度",
-    "circle_cx": "改变圆的中心X坐标",
-    "circle_cy": "改变圆的中心Y坐标",
-    "circle_r": "改变圆的半径",
-    "ellipse_cx": "改变椭圆的中心X坐标",
-    "ellipse_cy": "改变椭圆的中心Y坐标",
-    "ellipse_rx": "改变椭圆的x半径",
-    "ellipse_ry": "改变椭圆的y半径",
-    "line_x1": "更改直线起点的x坐标",
-    "line_x2": "更改直线终点的x坐标",
-    "line_y1": "更改直线起点的y坐标",
-    "line_y2": "更改直线终点的y坐标",
-    "rect_height": "更改矩形的高度",
-    "rect_width": "更改矩形的宽度",
-    "corner_radius": "角半径：",
-    "image_width": "更改图像的宽度",
-    "image_height": "更改图像的高度",
-    "image_url": "更改网址",
-    "node_x": "更改节点的X坐标",
-    "node_y": "更改节点的Y坐标",
-    "seg_type": "修改线段类型",
-    "straight_segments": "直线",
-    "curve_segments": "曲线",
-    "text_contents": "更改文本内容",
-    "font_family": "更改字体样式",
-    "font_size": "更改字体大小",
-    "bold": "粗体",
-    "italic": "斜体"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: 'node_x',
+    node_y: 'node_y',
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "主菜单",
-    "bkgnd_color_opac": "更改背景颜色/不透明",
-    "connector_no_arrow": "无箭头",
-    "fitToContent": "适应内容",
-    "fit_to_all": "适应于所有的内容",
-    "fit_to_canvas": "适应画布",
-    "fit_to_layer_content": "适应层内容",
-    "fit_to_sel": "适应选中内容",
-    "align_relative_to": "相对对齐 ...",
-    "relativeTo": "相对于:",
-    "page": "网页",
-    "largest_object": "最大对象",
-    "selected_objects": "选中的对象",
-    "smallest_object": "最小的对象",
-    "new_doc": "新文档",
-    "open_doc": "打开文档",
-    "export_img": "导出",
-    "save_doc": "保存图像",
-    "import_doc": "导入SVG",
-    "align_to_page": "对齐元素到页面",
-    "align_bottom": "底部对齐",
-    "align_center": "居中对齐",
-    "align_left": "左对齐",
-    "align_middle": "水平居中对齐",
-    "align_right": "右对齐",
-    "align_top": "顶端对齐",
-    "mode_select": "选择工具",
-    "mode_fhpath": "铅笔工具",
-    "mode_line": "线工具",
-    "mode_connect": "连接两个对象",
-    "mode_rect": "矩形",
-    "mode_square": "正方形",
-    "mode_fhrect": "自由矩形",
-    "mode_ellipse": "椭圆",
-    "mode_circle": "圆形",
-    "mode_fhellipse": "自由椭圆",
-    "mode_path": "路径",
-    "mode_shapelib": "图形库",
-    "mode_text": "文字工具",
-    "mode_image": "图像工具",
-    "mode_zoom": "缩放工具",
-    "mode_eyedropper": "吸管",
-    "no_embed": "注意: 根据SVG图像的存储位置，内嵌的位图可能无法显示!",
-    "undo": "撤消",
-    "redo": "重做",
-    "tool_source": "编辑源",
-    "wireframe_mode": "线条模式",
-    "toggle_grid": "显示/隐藏 网格",
-    "clone": "克隆元素",
-    "del": "删除元素",
-    "group_elements": "组合元素",
-    "make_link": "创建超链接",
-    "set_link_url": "设置链接URL (设置为空以删除)",
-    "to_path": "转换为路径",
-    "reorient_path": "调整路径",
-    "ungroup": "取消组合元素",
-    "docprops": "文档属性",
-    "imagelib": "图像库",
-    "move_bottom": "移至底部",
-    "move_top": "移至顶部",
-    "node_clone": "复制节点",
-    "node_delete": "删除节点",
-    "node_link": "连接控制点",
-    "add_subpath": "添加子路径",
-    "openclose_path": "打开/关闭 子路径",
-    "source_save": "保存",
-    "cut": "剪切",
-    "copy": "复制",
-    "paste": "粘贴",
-    "paste_in_place": "粘贴到原位置",
-    "delete": "删除",
-    "group": "组合",
-    "move_front": "移至顶部",
-    "move_up": "向上移动",
-    "move_down": "向下移动",
-    "move_back": "移至底部"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "图层",
-    "layers": "图层",
-    "del": "删除图层",
-    "move_down": "向下移动图层",
-    "new": "新建图层",
-    "rename": "重命名图层",
-    "move_up": "向上移动图层",
-    "dupe": "复制图层",
-    "merge_down": "向下合并",
-    "merge_all": "全部合并",
-    "move_elems_to": "移动元素至:",
-    "move_selected": "移动元素至另一个图层"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "图像属性",
-    "doc_title": "标题",
-    "doc_dims": "画布大小",
-    "included_images": "包含图像",
-    "image_opt_embed": "嵌入数据 (本地文件)",
-    "image_opt_ref": "Use file reference",
-    "editor_prefs": "编辑器首选项",
-    "icon_size": "图标大小",
-    "language": "语言",
-    "background": "编辑器背景",
-    "editor_img_url": "图像 URL",
-    "editor_bg_note": "注意: 背景不会保存在图像中.",
-    "icon_large": "大",
-    "icon_medium": "中",
-    "icon_small": "小",
-    "icon_xlarge": "特大",
-    "select_predefined": "选择预定义:",
-    "units_and_rulers": "单位 & 标尺",
-    "show_rulers": "显示标尺",
-    "base_unit": "基本单位:",
-    "grid": "网格",
-    "snapping_onoff": "吸附开/关",
-    "snapping_stepsize": "吸附步长:",
-    "grid_color": "网格颜色"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "常规",
-    "object": "对象",
-    "symbol": "符号",
-    "arrow": "箭头",
-    "flowchart": "流程图",
-    "animal": "动物",
-    "game": "纸牌 & 棋子",
-    "dialog_balloon": "信息气球",
-    "electronics": "电力元件",
-    "math": "数学符号",
-    "music": "音乐符号",
-    "misc": "杂项",
-    "raphael_1": "常用图标1",
-    "raphael_2": "常用图标2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "选择一个图像库",
-    "show_list": "显示库列表",
-    "import_single": "单个导入",
-    "import_multi": "批量导入",
-    "open": "打开一个新文档"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "无效的参数",
-    "noContentToFitTo": "无可适应的内容",
-    "dupeLayerName": "已存在同名的图层!",
-    "enterUniqueLayerName": "请输入一个唯一的图层名称",
-    "enterNewLayerName": "请输入新的图层名称",
-    "layerHasThatName": "图层已经采用了该名称",
-    "QmoveElemsToLayer": "您确定移动所选元素到图层'%s'吗?",
-    "QwantToClear": "您希望清除当前绘制的所有图形吗?\n该操作将无法撤消!",
-    "QwantToOpen": "您希望打开一个新文档吗?\n该操作将无法撤消!",
-    "QerrorsRevertToSource": "SVG文件解析错误.\n是否还原到最初的SVG文件?",
-    "QignoreSourceChanges": "忽略对SVG文件所作的更改么?",
-    "featNotSupported": "不支持该功能",
-    "enterNewImgURL": "请输入新图像的URLL",
-    "defsFailOnSave": "注意: 由于您所使用的浏览器存在缺陷, 该图像无法正确显示 (不支持渐变或相关元素). 修复该缺陷后可正确显示.",
-    "loadingImage": "正在加载图像, 请稍候...",
-    "saveFromBrowser": "选择浏览器中的 \"另存为...\" 将该图像保存为 %s 文件.",
-    "noteTheseIssues": "同时注意以下几点: ",
-    "unsavedChanges": "存在未保存的修改.",
-    "enterNewLinkURL": "输入新建链接的URL地址",
-    "errorLoadingSVG": "错误: 无法加载SVG数据",
-    "URLloadFail": "无法从URL中加载",
-    "retrieving": "检索 \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "您确定移动所选元素到图层'%s'吗?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.zh-HK.js b/editor/locale/lang.zh-HK.js
index 929c9a02..be94988c 100644
--- a/editor/locale/lang.zh-HK.js
+++ b/editor/locale/lang.zh-HK.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "zh-HK",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "保存",
-    "cancel": "取消",
-    "key_backspace": "backspace",
-    "key_del": "delete",
-    "key_down": "down",
-    "key_up": "up",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Show/hide more stroke tools",
-    "palette_info": "点击更改填充颜色，按住Shift键单击更改颜色中风",
-    "zoom_level": "更改缩放级别",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "更改填充颜色",
-    "stroke_color": "中风的颜色变化",
-    "stroke_style": "更改行程冲刺风格",
-    "stroke_width": "笔划宽度的变化",
-    "pos_x": "Change X coordinate",
-    "pos_y": "Change Y coordinate",
-    "linecap_butt": "Linecap: Butt",
-    "linecap_round": "Linecap: Round",
-    "linecap_square": "Linecap: Square",
-    "linejoin_bevel": "Linejoin: Bevel",
-    "linejoin_miter": "Linejoin: Miter",
-    "linejoin_round": "Linejoin: Round",
-    "angle": "旋转角度的变化",
-    "blur": "Change gaussian blur value",
-    "opacity": "更改所选项目不透明",
-    "circle_cx": "改变循环的CX坐标",
-    "circle_cy": "改变循环的赛扬坐标",
-    "circle_r": "改变圆的半径",
-    "ellipse_cx": "改变椭圆的CX坐标",
-    "ellipse_cy": "改变椭圆的赛扬坐标",
-    "ellipse_rx": "改变椭圆的x半径",
-    "ellipse_ry": "改变椭圆的y半径",
-    "line_x1": "更改行的起点的x坐标",
-    "line_x2": "更改行的结束x坐标",
-    "line_y1": "更改行的起点的y坐标",
-    "line_y2": "更改行的结束y坐标",
-    "rect_height": "更改矩形的高度",
-    "rect_width": "更改矩形的宽度",
-    "corner_radius": "角半径：",
-    "image_width": "更改图像的宽度",
-    "image_height": "更改图像高度",
-    "image_url": "更改网址",
-    "node_x": "Change node's x coordinate",
-    "node_y": "Change node's y coordinate",
-    "seg_type": "Change Segment type",
-    "straight_segments": "Straight",
-    "curve_segments": "Curve",
-    "text_contents": "更改文字内容",
-    "font_family": "更改字体家族",
-    "font_size": "更改字体大小",
-    "bold": "粗体",
-    "italic": "斜体文本"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: "Change node's x coordinate",
+    node_y: "Change node's y coordinate",
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Main Menu",
-    "bkgnd_color_opac": "更改背景颜色/不透明",
-    "connector_no_arrow": "No arrow",
-    "fitToContent": "适合内容",
-    "fit_to_all": "适合于所有的内容",
-    "fit_to_canvas": "适合画布",
-    "fit_to_layer_content": "适合层内容",
-    "fit_to_sel": "适合选择",
-    "align_relative_to": "相对对齐 ...",
-    "relativeTo": "相对于:",
-    "page": "网页",
-    "largest_object": "最大对象",
-    "selected_objects": "选对象",
-    "smallest_object": "最小的对象",
-    "new_doc": "新形象",
-    "open_doc": "打开图像",
-    "export_img": "Export",
-    "save_doc": "保存图像",
-    "import_doc": "Import Image",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "底部对齐",
-    "align_center": "居中对齐",
-    "align_left": "左对齐",
-    "align_middle": "中间对齐",
-    "align_right": "右对齐",
-    "align_top": "顶端对齐",
-    "mode_select": "选择工具",
-    "mode_fhpath": "铅笔工具",
-    "mode_line": "线工具",
-    "mode_connect": "Connect two objects",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "免费手矩形",
-    "mode_ellipse": "椭圆",
-    "mode_circle": "圈",
-    "mode_fhellipse": "免费手椭圆",
-    "mode_path": "Path Tool",
-    "mode_shapelib": "Shape library",
-    "mode_text": "文字工具",
-    "mode_image": "图像工具",
-    "mode_zoom": "缩放工具",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "NOTE: This image cannot be embedded. It will depend on this path to be displayed",
-    "undo": "撤消",
-    "redo": "重做",
-    "tool_source": "编辑源",
-    "wireframe_mode": "Wireframe Mode",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "族元素",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "Convert to Path",
-    "reorient_path": "Reorient path",
-    "ungroup": "Ungroup Elements",
-    "docprops": "文档属性",
-    "imagelib": "Image Library",
-    "move_bottom": "移至底部",
-    "move_top": "移动到顶部",
-    "node_clone": "Clone Node",
-    "node_delete": "Delete Node",
-    "node_link": "Link Control Points",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "保存",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "Layer",
-    "layers": "Layers",
-    "del": "删除层",
-    "move_down": "层向下移动",
-    "new": "新层",
-    "rename": "重命名层",
-    "move_up": "移动层最多",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "Move elements to:",
-    "move_selected": "Move selected elements to a different layer"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "Image Properties",
-    "doc_title": "Title",
-    "doc_dims": "Canvas Dimensions",
-    "included_images": "Included Images",
-    "image_opt_embed": "Embed data (local files)",
-    "image_opt_ref": "Use file reference",
-    "editor_prefs": "Editor Preferences",
-    "icon_size": "Icon size",
-    "language": "Language",
-    "background": "Editor Background",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "Note: Background will not be saved with image.",
-    "icon_large": "Large",
-    "icon_medium": "Medium",
-    "icon_small": "Small",
-    "icon_xlarge": "Extra Large",
-    "select_predefined": "选择预定义:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "Invalid value given",
-    "noContentToFitTo": "No content to fit to",
-    "dupeLayerName": "There is already a layer named that!",
-    "enterUniqueLayerName": "Please enter a unique layer name",
-    "enterNewLayerName": "Please enter the new layer name",
-    "layerHasThatName": "Layer already has that name",
-    "QmoveElemsToLayer": "Move selected elements to layer '%s'?",
-    "QwantToClear": "Do you want to clear the drawing?\nThis will also erase your undo history!",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "There were parsing errors in your SVG source.\nRevert back to original SVG source?",
-    "QignoreSourceChanges": "Ignore changes made to SVG source?",
-    "featNotSupported": "Feature not supported",
-    "enterNewImgURL": "Enter the new image URL",
-    "defsFailOnSave": "NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.",
-    "loadingImage": "Loading image, please wait...",
-    "saveFromBrowser": "Select \"Save As...\" in your browser to save this image as a %s file.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "Move selected elements to layer '%s'?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/lang.zh-TW.js b/editor/locale/lang.zh-TW.js
index eee3e9fe..46a19b25 100644
--- a/editor/locale/lang.zh-TW.js
+++ b/editor/locale/lang.zh-TW.js
@@ -1,251 +1,250 @@
-/* eslint-disable quotes */
 /* globals svgEditor */
 svgEditor.readLang({
-  lang: "zh-TW",
-  dir: "ltr",
+  lang: 'lang',
+  dir: 'dir',
   common: {
-    "ok": "保存",
-    "cancel": "取消",
-    "key_backspace": "空白",
-    "key_del": "刪除",
-    "key_down": "下",
-    "key_up": "上",
-    "more_opts": "More Options",
-    "url": "URL",
-    "width": "Width",
-    "height": "Height"
+    ok: 'ok',
+    cancel: 'cancel',
+    key_backspace: 'key_backspace',
+    key_del: 'key_del',
+    key_down: 'key_down',
+    key_up: 'key_up',
+    more_opts: 'more_opts',
+    url: 'url',
+    width: 'width',
+    height: 'height'
   },
   misc: {
-    "powered_by": "Powered by"
+    powered_by: 'powered_by'
   },
   ui: {
-    "toggle_stroke_tools": "Show/hide more stroke tools",
-    "palette_info": "點擊更改填充顏色，按住Shift鍵單擊更改線條顏色",
-    "zoom_level": "更改縮放級別",
-    "panel_drag": "Drag left/right to resize side panel"
+    toggle_stroke_tools: 'toggle_stroke_tools',
+    palette_info: 'palette_info',
+    zoom_level: 'zoom_level',
+    panel_drag: 'panel_drag'
   },
   properties: {
-    "id": "Identify the element",
-    "fill_color": "更改填充顏色",
-    "stroke_color": "線條顏色",
-    "stroke_style": "更改線條（虛線）風格",
-    "stroke_width": "線條寬度",
-    "pos_x": "調整 X 軸",
-    "pos_y": "調整 Y 軸",
-    "linecap_butt": "Linecap: Butt",
-    "linecap_round": "Linecap: Round",
-    "linecap_square": "Linecap: Square",
-    "linejoin_bevel": "Linejoin: Bevel",
-    "linejoin_miter": "Linejoin: Miter",
-    "linejoin_round": "Linejoin: Round",
-    "angle": "旋轉角度",
-    "blur": "Change gaussian blur value",
-    "opacity": "更改所選項目不透明度",
-    "circle_cx": "改變圓的CX坐標",
-    "circle_cy": "改變圓的CY坐標",
-    "circle_r": "改變圓的半徑",
-    "ellipse_cx": "改變橢圓的圓心x軸座標",
-    "ellipse_cy": "改變橢圓的圓心y軸座標",
-    "ellipse_rx": "改變橢圓的x軸長",
-    "ellipse_ry": "改變橢圓的y軸長",
-    "line_x1": "更改行的起點的x坐標",
-    "line_x2": "更改行的終點x坐標",
-    "line_y1": "更改行的起點的y坐標",
-    "line_y2": "更改行的終點y坐標",
-    "rect_height": "更改矩形的高度",
-    "rect_width": "更改矩形的寬度",
-    "corner_radius": "角半徑：",
-    "image_width": "更改圖像的寬度",
-    "image_height": "更改圖像高度",
-    "image_url": "更改網址",
-    "node_x": "改變節點的x軸座標",
-    "node_y": "改變節點的y軸座標",
-    "seg_type": "Change Segment type",
-    "straight_segments": "直線",
-    "curve_segments": "曲線",
-    "text_contents": "更改文字內容",
-    "font_family": "更改字體",
-    "font_size": "更改字體大小",
-    "bold": "粗體",
-    "italic": "斜體"
+    id: 'id',
+    fill_color: 'fill_color',
+    stroke_color: 'stroke_color',
+    stroke_style: 'stroke_style',
+    stroke_width: 'stroke_width',
+    pos_x: 'pos_x',
+    pos_y: 'pos_y',
+    linecap_butt: 'linecap_butt',
+    linecap_round: 'linecap_round',
+    linecap_square: 'linecap_square',
+    linejoin_bevel: 'linejoin_bevel',
+    linejoin_miter: 'linejoin_miter',
+    linejoin_round: 'linejoin_round',
+    angle: 'angle',
+    blur: 'blur',
+    opacity: 'opacity',
+    circle_cx: 'circle_cx',
+    circle_cy: 'circle_cy',
+    circle_r: 'circle_r',
+    ellipse_cx: 'ellipse_cx',
+    ellipse_cy: 'ellipse_cy',
+    ellipse_rx: 'ellipse_rx',
+    ellipse_ry: 'ellipse_ry',
+    line_x1: 'line_x1',
+    line_x2: 'line_x2',
+    line_y1: 'line_y1',
+    line_y2: 'line_y2',
+    rect_height: 'rect_height',
+    rect_width: 'rect_width',
+    corner_radius: 'corner_radius',
+    image_width: 'image_width',
+    image_height: 'image_height',
+    image_url: 'image_url',
+    node_x: 'node_x',
+    node_y: 'node_y',
+    seg_type: 'seg_type',
+    straight_segments: 'straight_segments',
+    curve_segments: 'curve_segments',
+    text_contents: 'text_contents',
+    font_family: 'font_family',
+    font_size: 'font_size',
+    bold: 'bold',
+    italic: 'italic'
   },
   tools: {
-    "main_menu": "Main Menu",
-    "bkgnd_color_opac": "更改背景顏色/不透明",
-    "connector_no_arrow": "No arrow",
-    "fitToContent": "適合內容",
-    "fit_to_all": "適合所有的內容",
-    "fit_to_canvas": "適合畫布",
-    "fit_to_layer_content": "適合圖層內容",
-    "fit_to_sel": "適合選取的物件",
-    "align_relative_to": "相對對齊 ...",
-    "relativeTo": "相對於:",
-    "page": "網頁",
-    "largest_object": "最大的物件",
-    "selected_objects": "選取物件",
-    "smallest_object": "最小的物件",
-    "new_doc": "清空圖像",
-    "open_doc": "打開圖像",
-    "export_img": "Export",
-    "save_doc": "保存圖像",
-    "import_doc": "Import Image",
-    "align_to_page": "Align Element to Page",
-    "align_bottom": "底部對齊",
-    "align_center": "居中對齊",
-    "align_left": "向左對齊",
-    "align_middle": "中間對齊",
-    "align_right": "向右對齊",
-    "align_top": "頂端對齊",
-    "mode_select": "選擇工具",
-    "mode_fhpath": "鉛筆工具",
-    "mode_line": "線工具",
-    "mode_connect": "Connect two objects",
-    "mode_rect": "Rectangle Tool",
-    "mode_square": "Square Tool",
-    "mode_fhrect": "徒手畫矩形",
-    "mode_ellipse": "橢圓",
-    "mode_circle": "圓",
-    "mode_fhellipse": "徒手畫橢圓",
-    "mode_path": "路徑工具",
-    "mode_shapelib": "Shape library",
-    "mode_text": "文字工具",
-    "mode_image": "圖像工具",
-    "mode_zoom": "縮放工具",
-    "mode_eyedropper": "Eye Dropper Tool",
-    "no_embed": "NOTE: This image cannot be embedded. It will depend on this path to be displayed",
-    "undo": "取消復原",
-    "redo": "復原",
-    "tool_source": "編輯SVG原始碼",
-    "wireframe_mode": "框線模式（只瀏覽線條）",
-    "toggle_grid": "Show/Hide Grid",
-    "clone": "Clone Element(s)",
-    "del": "Delete Element(s)",
-    "group_elements": "群組",
-    "make_link": "Make (hyper)link",
-    "set_link_url": "Set link URL (leave empty to remove)",
-    "to_path": "轉換成路徑",
-    "reorient_path": "調整路徑",
-    "ungroup": "取消群組",
-    "docprops": "文件屬性",
-    "imagelib": "Image Library",
-    "move_bottom": "移至底部",
-    "move_top": "移動到頂部",
-    "node_clone": "增加節點",
-    "node_delete": "刪除節點",
-    "node_link": "將控制點連起來",
-    "add_subpath": "Add sub-path",
-    "openclose_path": "Open/close sub-path",
-    "source_save": "保存",
-    "cut": "Cut",
-    "copy": "Copy",
-    "paste": "Paste",
-    "paste_in_place": "Paste in Place",
-    "delete": "Delete",
-    "group": "Group",
-    "move_front": "Bring to Front",
-    "move_up": "Bring Forward",
-    "move_down": "Send Backward",
-    "move_back": "Send to Back"
+    main_menu: 'main_menu',
+    bkgnd_color_opac: 'bkgnd_color_opac',
+    connector_no_arrow: 'connector_no_arrow',
+    fitToContent: 'fitToContent',
+    fit_to_all: 'fit_to_all',
+    fit_to_canvas: 'fit_to_canvas',
+    fit_to_layer_content: 'fit_to_layer_content',
+    fit_to_sel: 'fit_to_sel',
+    align_relative_to: 'align_relative_to',
+    relativeTo: 'relativeTo',
+    page: 'page',
+    largest_object: 'largest_object',
+    selected_objects: 'selected_objects',
+    smallest_object: 'smallest_object',
+    new_doc: 'new_doc',
+    open_doc: 'open_doc',
+    export_img: 'export_img',
+    save_doc: 'save_doc',
+    import_doc: 'import_doc',
+    align_to_page: 'align_to_page',
+    align_bottom: 'align_bottom',
+    align_center: 'align_center',
+    align_left: 'align_left',
+    align_middle: 'align_middle',
+    align_right: 'align_right',
+    align_top: 'align_top',
+    mode_select: 'mode_select',
+    mode_fhpath: 'mode_fhpath',
+    mode_line: 'mode_line',
+    mode_connect: 'mode_connect',
+    mode_rect: 'mode_rect',
+    mode_square: 'mode_square',
+    mode_fhrect: 'mode_fhrect',
+    mode_ellipse: 'mode_ellipse',
+    mode_circle: 'mode_circle',
+    mode_fhellipse: 'mode_fhellipse',
+    mode_path: 'mode_path',
+    mode_shapelib: 'mode_shapelib',
+    mode_text: 'mode_text',
+    mode_image: 'mode_image',
+    mode_zoom: 'mode_zoom',
+    mode_eyedropper: 'mode_eyedropper',
+    no_embed: 'no_embed',
+    undo: 'undo',
+    redo: 'redo',
+    tool_source: 'tool_source',
+    wireframe_mode: 'wireframe_mode',
+    toggle_grid: 'toggle_grid',
+    clone: 'clone',
+    del: 'del',
+    group_elements: 'group_elements',
+    make_link: 'make_link',
+    set_link_url: 'set_link_url',
+    to_path: 'to_path',
+    reorient_path: 'reorient_path',
+    ungroup: 'ungroup',
+    docprops: 'docprops',
+    imagelib: 'imagelib',
+    move_bottom: 'move_bottom',
+    move_top: 'move_top',
+    node_clone: 'node_clone',
+    node_delete: 'node_delete',
+    node_link: 'node_link',
+    add_subpath: 'add_subpath',
+    openclose_path: 'openclose_path',
+    source_save: 'source_save',
+    cut: 'cut',
+    copy: 'copy',
+    paste: 'paste',
+    paste_in_place: 'paste_in_place',
+    delete: 'delete',
+    group: 'group',
+    move_front: 'move_front',
+    move_up: 'move_up',
+    move_down: 'move_down',
+    move_back: 'move_back'
   },
   layers: {
-    "layer": "圖層",
-    "layers": "Layers",
-    "del": "刪除圖層",
-    "move_down": "向下移動圖層",
-    "new": "新增圖層",
-    "rename": "重新命名圖層",
-    "move_up": "向上移動圖層",
-    "dupe": "Duplicate Layer",
-    "merge_down": "Merge Down",
-    "merge_all": "Merge All",
-    "move_elems_to": "移動物件到:",
-    "move_selected": "移動被點選的物件其他圖層"
+    layer: 'layer',
+    layers: 'layers',
+    del: 'del',
+    move_down: 'move_down',
+    new: 'new',
+    rename: 'rename',
+    move_up: 'move_up',
+    dupe: 'dupe',
+    merge_down: 'merge_down',
+    merge_all: 'merge_all',
+    move_elems_to: 'move_elems_to',
+    move_selected: 'move_selected'
   },
   config: {
-    "image_props": "圖片屬性",
-    "doc_title": "標題",
-    "doc_dims": "畫布大小",
-    "included_images": "包含圖像",
-    "image_opt_embed": "內嵌資料 (本地端檔案)",
-    "image_opt_ref": "使用檔案參照",
-    "editor_prefs": "編輯器屬性",
-    "icon_size": "圖示大小",
-    "language": "語言",
-    "background": "編輯器背景",
-    "editor_img_url": "Image URL",
-    "editor_bg_note": "注意: 編輯器背景不會和圖像一起儲存",
-    "icon_large": "大",
-    "icon_medium": "中",
-    "icon_small": "小",
-    "icon_xlarge": "特大",
-    "select_predefined": "使用預設值:",
-    "units_and_rulers": "Units & Rulers",
-    "show_rulers": "Show rulers",
-    "base_unit": "Base Unit:",
-    "grid": "Grid",
-    "snapping_onoff": "Snapping on/off",
-    "snapping_stepsize": "Snapping Step-Size:",
-    "grid_color": "Grid color"
+    image_props: 'image_props',
+    doc_title: 'doc_title',
+    doc_dims: 'doc_dims',
+    included_images: 'included_images',
+    image_opt_embed: 'image_opt_embed',
+    image_opt_ref: 'image_opt_ref',
+    editor_prefs: 'editor_prefs',
+    icon_size: 'icon_size',
+    language: 'language',
+    background: 'background',
+    editor_img_url: 'editor_img_url',
+    editor_bg_note: 'editor_bg_note',
+    icon_large: 'icon_large',
+    icon_medium: 'icon_medium',
+    icon_small: 'icon_small',
+    icon_xlarge: 'icon_xlarge',
+    select_predefined: 'select_predefined',
+    units_and_rulers: 'units_and_rulers',
+    show_rulers: 'show_rulers',
+    base_unit: 'base_unit',
+    grid: 'grid',
+    snapping_onoff: 'snapping_onoff',
+    snapping_stepsize: 'snapping_stepsize',
+    grid_color: 'grid_color'
   },
   shape_cats: {
-    "basic": "Basic",
-    "object": "Objects",
-    "symbol": "Symbols",
-    "arrow": "Arrows",
-    "flowchart": "Flowchart",
-    "animal": "Animals",
-    "game": "Cards & Chess",
-    "dialog_balloon": "Dialog balloons",
-    "electronics": "Electronics",
-    "math": "Mathematical",
-    "music": "Music",
-    "misc": "Miscellaneous",
-    "raphael_1": "raphaeljs.com set 1",
-    "raphael_2": "raphaeljs.com set 2"
+    basic: 'basic',
+    object: 'object',
+    symbol: 'symbol',
+    arrow: 'arrow',
+    flowchart: 'flowchart',
+    animal: 'animal',
+    game: 'game',
+    dialog_balloon: 'dialog_balloon',
+    electronics: 'electronics',
+    math: 'math',
+    music: 'music',
+    misc: 'misc',
+    raphael_1: 'raphael_1',
+    raphael_2: 'raphael_2'
   },
   imagelib: {
-    "select_lib": "Select an image library",
-    "show_list": "Show library list",
-    "import_single": "Import single",
-    "import_multi": "Import multiple",
-    "open": "Open as new document"
+    select_lib: 'select_lib',
+    show_list: 'show_list',
+    import_single: 'import_single',
+    import_multi: 'import_multi',
+    open: 'open'
   },
   notification: {
-    "invalidAttrValGiven": "數值給定錯誤",
-    "noContentToFitTo": "找不到符合的內容",
-    "dupeLayerName": "喔不！已經有另一個同樣名稱的圖層了！",
-    "enterUniqueLayerName": "請輸入一個名稱不重複的",
-    "enterNewLayerName": "請輸入新圖層的名稱",
-    "layerHasThatName": "圖層本來就是這個名稱（抱怨）",
-    "QmoveElemsToLayer": "要搬移所選取的物件到'%s'層嗎?",
-    "QwantToClear": "要清空圖像嗎？\n這會順便清空你的回復紀錄！",
-    "QwantToOpen": "Do you want to open a new file?\nThis will also erase your undo history!",
-    "QerrorsRevertToSource": "SVG原始碼解析錯誤\n要回復到原本的SVG原始碼嗎？",
-    "QignoreSourceChanges": "要忽略對SVG原始碼的更動嗎？",
-    "featNotSupported": "未提供此功能",
-    "enterNewImgURL": "輸入新的圖片網址",
-    "defsFailOnSave": "NOTE: Due to a bug in your browser, this image may appear wrong (missing gradients or elements). It will however appear correct once actually saved.",
-    "loadingImage": "Loading image, please wait...",
-    "saveFromBrowser": "Select \"Save As...\" in your browser to save this image as a %s file.",
-    "noteTheseIssues": "Also note the following issues: ",
-    "unsavedChanges": "There are unsaved changes.",
-    "enterNewLinkURL": "Enter the new hyperlink URL",
-    "errorLoadingSVG": "Error: Unable to load SVG data",
-    "URLloadFail": "Unable to load from URL",
-    "retrieving": "Retrieving \"%s\"..."
+    invalidAttrValGiven: 'invalidAttrValGiven',
+    noContentToFitTo: 'noContentToFitTo',
+    dupeLayerName: 'dupeLayerName',
+    enterUniqueLayerName: 'enterUniqueLayerName',
+    enterNewLayerName: 'enterNewLayerName',
+    layerHasThatName: 'layerHasThatName',
+    QmoveElemsToLayer: "要搬移所選取的物件到'%s'層嗎?",
+    QwantToClear: 'QwantToClear',
+    QwantToOpen: 'QwantToOpen',
+    QerrorsRevertToSource: 'QerrorsRevertToSource',
+    QignoreSourceChanges: 'QignoreSourceChanges',
+    featNotSupported: 'featNotSupported',
+    enterNewImgURL: 'enterNewImgURL',
+    defsFailOnSave: 'defsFailOnSave',
+    loadingImage: 'loadingImage',
+    saveFromBrowser: 'saveFromBrowser',
+    noteTheseIssues: 'noteTheseIssues',
+    unsavedChanges: 'unsavedChanges',
+    enterNewLinkURL: 'enterNewLinkURL',
+    errorLoadingSVG: 'errorLoadingSVG',
+    URLloadFail: 'URLloadFail',
+    retrieving: 'retrieving'
   },
   confirmSetStorage: {
-    message: "By default and where supported, SVG-Edit can store your editor " +
-    "preferences and SVG content locally on your machine so you do not " +
-    "need to add these back each time you load SVG-Edit. If, for privacy " +
-    "reasons, you do not wish to store this information on your machine, " +
-    "you can change away from the default option below.",
-    storagePrefsAndContent: "Store preferences and SVG content locally",
-    storagePrefsOnly: "Only store preferences locally",
-    storagePrefs: "Store preferences locally",
-    storageNoPrefsOrContent: "Do not store my preferences or SVG content locally",
-    storageNoPrefs: "Do not store my preferences locally",
-    rememberLabel: "Remember this choice?",
-    rememberTooltip: "If you choose to opt out of storage while remembering this choice, the URL will change so as to avoid asking again."
+    message: 'By default and where supported, SVG-Edit can store your editor ' +
+    'preferences and SVG content locally on your machine so you do not ' +
+    'need to add these back each time you load SVG-Edit. If, for privacy ' +
+    'reasons, you do not wish to store this information on your machine, ' +
+    'you can change away from the default option below.',
+    storagePrefsAndContent: 'storagePrefsAndContent',
+    storagePrefsOnly: 'storagePrefsOnly',
+    storagePrefs: 'storagePrefs',
+    storageNoPrefsOrContent: 'storageNoPrefsOrContent',
+    storageNoPrefs: 'storageNoPrefs',
+    rememberLabel: 'rememberLabel',
+    rememberTooltip: 'rememberTooltip'
   }
 });
diff --git a/editor/locale/locale.js b/editor/locale/locale.js
index f534e491..1cae8d7d 100644
--- a/editor/locale/locale.js
+++ b/editor/locale/locale.js
@@ -300,7 +300,7 @@ editor.putLocale = function (givenParam, goodLangs) {
     // The following line prevents setLang from running
     //    extensions which depend on updated uiStrings,
     //    so commenting it out.
-    // if (langParam.indexOf("en") === 0) {return;}
+    // if (langParam.startsWith('en')0) {return;}
   }
 
   var conf = editor.curConfig;
diff --git a/editor/svg-editor.css b/editor/svg-editor.css
index 8944eda1..8bd88af9 100644
--- a/editor/svg-editor.css
+++ b/editor/svg-editor.css
@@ -1,4 +1,4 @@
-body {
+body {
   background: #D0D0D0;
 }
 
diff --git a/screencasts/svgopen2010/logo.svg b/screencasts/svgopen2010/logo.svg
index e71308be..83b8e9cc 100644
--- a/screencasts/svgopen2010/logo.svg
+++ b/screencasts/svgopen2010/logo.svg
@@ -1,4 +1,4 @@
-<svg viewBox="0 0 478 472" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns="http://www.w3.org/2000/svg">
+<svg viewBox="0 0 478 472" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns="http://www.w3.org/2000/svg">
  <defs>
   <linearGradient id="svg_5" x1="0" y1="0" x2="1" y2="1">
    <stop offset="0" stop-color="#ffffe0" stop-opacity="1"/>