V7 preview (#464)

* 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

* improve bottom bar

* move init (600 lines+) in its own file

* visual changes

* send open/save to a default extension

* fix exe dropper ext

* opacity spin button

* fix panning

* run build

Co-authored-by: Agriya Dev5 <agriya.dev5@agriya.in>

src/editor/images/conn.svg

@@ -6,7 +6,7 @@
     <stop stop-opacity="1" stop-color="#ffffff"/>
   </line>
   <linearGradient y2="0.18359" x2="0.29688" y1="0.92188" x1="0.62109" id="svg_3">
-    <stop stop-opacity="1" stop-color="#417dad" offset="0"/>
+    <stop stop-opacity="1" stop-color="#fddb8c" offset="0"/>
     <stop stop-opacity="1" stop-color="#ffffff" offset="1"/>
   </linearGradient>
   </defs>