General bug fixes and code cleanup

Problem/Motivation

Follow up 🐛 Alpha bug fixes Active

Bugs to fix:

• Libraries drawer (left): filter do not appear on blocks, if set on components and switch, block list will be filtered
• WYSIWYG block do not load Ck Editor in instance form (right drawer) on first edit, second click on an element works
• Instance form (right drawer) WYSIWYG problems (Full HTML test) Note: could be related to UI Patterns Wysiwyg source:
  • Link popup is hidden
  • Image, table menu is not showing up (align, add row...)
  • Insert line (hr) print unwanted html
  • Insert table brings unwanted html
• Press enter keyboard on Settings > config will submit to /api... page
• After delete element (right click) sidebar right appear if closed or show empty if open
• Out of full screen after opening drawer, the body left margin is still applied
• Instance form (right drawer) with Icon, icon field is not shown properly with UI Suite Bootstrap

Nice to have:

• [UX] Close instance form (right drawer) on second click on element in builder/layer/tree?