Merge pull request #678 from fredericbonjour/Admin

New layout: left sidebar has been removed and each plugin can have a sidebar (or not), declared in its views.
Fix NotificationCenter
Merge pull request #681 from loiccouturier/master

Fix NotificationCenter
[FIX] Tax editor markup.
Delete old version of some JS libraries.
Delete unused JS library.
Merge the properties and items panels of the menu editor.
[NEW] Add correction="true" attribute on document lists for document that may have corrections and are not publishable.
Fix variant group product list
Add 'directPublication' action on REST document result
Fix angular rbs-sync-value directive.
Remove deprecated input-class="input-block-level" attribute from some editors.
Update Admin main menu and resources loading
Merge pull request #680 from inthause/documents

Add 'directPublication' action on REST document result
Merge pull request #682 from intportg/dev

Corrections in document lists + menu editor + delete old unsued code.
Scheme added on website
Order of plugins in menu
Merge pull request #683 from franckstauffer/i18n

Varois small fixes
Fix some hard coded locales, and fix an issue with empty quickActions in documentList
Fix RBSChange/evolutions#10 add users in groups UI (aside), fix some locales