remove local jquery file and update to latest npm version

src/svgcanvas/selected-elem.js

@@ -1,4 +1,4 @@
-/* globals jQuery */
+/* globals $ */
 /**
  * Tools for SVG selected element operation.
  * @module selected-elem
@@ -6,7 +6,7 @@
  *
  * @copyright 2010 Alexis Deveria, 2010 Jeff Schiller
  */
-import jQueryPluginSVG from './jQuery.attr.js'; // Needed for SVG attribute
+
 import { NS } from '../common/namespaces.js';
 import * as hstry from './history.js';
 import * as pathModule from './path.js';
@@ -31,7 +31,6 @@ import { getParents } from '../editor/components/jgraduate/Util.js';
 const {
   MoveElementCommand, BatchCommand, InsertElementCommand, RemoveElementCommand, ChangeElementCommand
 } = hstry;
-const $ = jQueryPluginSVG(jQuery);
 
 let elementContext_ = null;