* Kept old js widget but refactored/tweak'd it with some of our new conventions
* Added a newsroom menu component extending popupmenu
* Working as in 2.7
Still todo :
* Add variables for scss file
* Use wiget variables for most of js widget
* Correctly place the popup (absolute with <> containers ? poppers.js ? )
* Intialize toggler red bubble when new messages are in
* Replace hardcoded text in usermenu with correct dict entry updated with the nb of new message
* Only allow to open the popup when ajax calls are done
- Refactor some CSS classes to something more semantic and cross app (.ibo-<COMPONENT>--is-<STATE> => .ibo-<STATE>)
- AjaxWebPage: Deprecated AddToMenu method
- Navigation menu: Change scrollbar color to something more visible
- Navigation menu: Close drawer when filter focused and "Escape" key hit
- Top bar: Fix element's ID in its standard delivery
- Top bar: Fix drawers opening under the top bar but above the main content
- iTopWebPage: Add AddUiBlock() method to easily add a layout/component in the page
- iTopWebPage: Fix Header/Footer parts (formerly North/South Panels) and Banner part
- WebPage: Handle duplicate stylesheets (like it was already doing for JS scripts)
- iTopWebPage: Clean up some commented sections
- iTopWebPage: Marked some new methods as @internal
- iTopWebPage: Restore page content to allow // developments
- Quick create: Add quick object creation box to the top bar
- Global search: Improve cinematic with other widgets
- Components / Layouts: Move JS parts to iTopWebPage, will be put in dedicated PHP helpers later
