add an inbox view with drag and drop support (doing nothing for the moment)
label classification is now available using drag and drop
add label removal using simple click on the documents inbox
Support for document's file Drag and Drop upload
redirect to the inbox view when a new file is added using drag and drop
finish the Drag and Drop document creation process by creating a valid document from a single file
fix some css glitches, remove tags from labels as they will not be used and remove old view
reorganize css and javascript using SMACSS principle
clean up layout for document view