Merge pull request #424 from inthause/documents

Dev on declined product
Removed locale code in locale label.
Working on Documents translation... (Website/StaticPage for the moment).
Fixed Editors "double-directives" and added a comment to explain when you have to declare the default editor or not.
Added missing semi-colon.
Added `url-match-class` Directive (for <a/> elements) to add/remove a CSS class if current URL equals/differs from the `href` attribute.
Cleanup.
Documents translation.
Documents translation: Website/*, Brand/Brand, Catalog/*
Merge pull request #425 from fredericbonjour/Admin

Added UI for Documents translation (Website, Catalog and Brand plugins for now).
Fix \Rbs\Catalog\Std\AttributeEngine on text attribute
Fix Declined Group editor