supportsGoodDecimals_ not used anywhere so was removed

src/common/browser.js

@@ -1,4 +1,3 @@
-/* globals jQuery */
 /**
  * Browser detection.
  * @module browser
@@ -14,8 +13,6 @@ import 'pathseg';
 
 import {NS} from './namespaces.js';
 
-const $ = jQuery;
-
 const supportsSVG_ = (function () {
 return Boolean(document.createElementNS && document.createElementNS(NS.SVG, 'svg').createSVGRect);
 }());
@@ -125,22 +122,6 @@ const supportsEditableText_ = (function () {
 return isOpera_;
 }());
 
-const supportsGoodDecimals_ = (function () {
-// Correct decimals on clone attributes (Opera < 10.5/win/non-en)
-const rect = document.createElementNS(NS.SVG, 'rect');
-rect.setAttribute('x', 0.1);
-const crect = rect.cloneNode(false);
-const retValue = (!crect.getAttribute('x').includes(','));
-if (!retValue) {
-  // Todo: i18nize or remove
-  $.alert(
-    'NOTE: This version of Opera is known to contain bugs in SVG-edit.\n' +
-    'Please upgrade to the <a href="http://opera.com">latest version</a> in which the problems have been fixed.'
-  );
-}
-return retValue;
-}());
-
 const supportsNonScalingStroke_ = (function () {
 const rect = document.createElementNS(NS.SVG, 'rect');
 rect.setAttribute('style', 'vector-effect:non-scaling-stroke');
@@ -258,12 +239,6 @@ export const supportsGoodTextCharPos = () => supportsGoodTextCharPos_;
 */
 export const supportsEditableText = () => supportsEditableText_;
 
-/**
- * @function module:browser.supportsGoodDecimals
- * @returns {boolean}
-*/
-export const supportsGoodDecimals = () => supportsGoodDecimals_;
-
 /**
 * @function module:browser.supportsNonScalingStroke
 * @returns {boolean}