V7 preview 2 (#463)

* commit toward svgcanvas/svgedit isolation

* jquery removal, isolate svgcavas from svgedit, tests

* refactor(panels)

* fix update of colorpickers

* update cypress

* #tool_imagelib image library menu missing in main menu

* #tool_imagelib lint issue fixed

* #seConfirmDialog confirm change to elix alertdialog

* #seConfirmDialog alert change to elix alert dialog

* #seConfirmDialog remove super.attributeChangedCallback

* #process_cancel prompt changes to alertDialog and seConfirmDialog

* refactor to class step 1

* make load faster

* #storageDialog dialog separate moved dialog

* #process_cancel alert and process_cancel changes

* #process_cancel lint issue fixed

* add seList component

* merge

* fixes

* storagedialog

* move all storage related code to ext-storage

* fix ruler

* Update ConfigObj.js

* fix resize

* Update ext-storage.js

* picker starts withthe right color

* fix prefs

* fix initial content load

* npm update and fix some tests

* npm run build

dist/editor/system/embedapi.js

@@ -362,7 +362,7 @@ class EmbeddedSVGEdit {
         let sameOriginWithGlobal = false;
         try {
           sameOriginWithGlobal = window.location.origin === that.frame.contentWindow.location.origin &&
-            that.frame.contentWindow.svgEditor.canvas;
+            that.frame.contentWindow.svgEditor.svgCanvas;
         } catch (err) {}
 
         if (sameOriginWithGlobal) {