Merge pull request #528 from fredericbonjour/Admin

Added "Aside" feature in the left column and added Aside for SEO.
Allow auth with e-mail or login
Merge pull request #529 from franckstauffer/i18n

Allow auth with e-mail or login
[FIX] Add type property in plugin.json on plugin initialization.
Remove obsolete attributes in document.xsd.
[NEW] Add translation forms.
[FIX] All icons on one line in fields list.
Merge pull request #530 from intportg/dev

Dev
Fix localisation in clipboard, rich-text, admin menu, local copy
Merge pull request #531 from loiccouturier/master

Fix localisation in clipboard, rich-text, admin menu, local copy
Moved oauth login form in admin module
Merge pull request #532 from franckstauffer/i18n

Moved oauth login form in admin module
Localization and SEO Asides are not displayed anymore when creating a Document.
Localization Aside is not displayed anymore when there is only one language.
Fixed `url-match-class` directive when there is a query string.
Added Timeline Aside for all editable documents.
Added `rest.php/admin/documentList` action that returns a collection of Documents from the given array of IDs.
Added `value-ids` attribute on pickers: if true, ngModel's value is an ID (or an array of IDs) instead of a Document (or array of Documents).
Enhanced styles.