Enhanced main menu: style of close button, help and links at the bottom.
Added Change version in bottom of main menu.
Added <img rbs-storage-image=""/> directive. Value must be a valid "change://" file.
Added possibility to configure the template for previewing the documents in <document-list/>. Added new "thumbnail" attribute on <column/> elements for properties that store a "change://" image.
Refactoring.
Added thumbnails in Media/Image list.
Enhanced menu... :)
Fixed default route for Media module (points to Media/Image).
Added thumbnail columns in Catalog/Product list.
Merge pull request #184 from fredericbonjour/Admin

Updated Backoffice with thumbnails in lists (Media/Image and Catalog/Product).