feature #82 : Wysiwyg is retro compatible for content
feature #82 : If document is not locked, this is done automatically when modifying it
feature #82 : Better disply of versions
feature #82 : Fixingthe search by id in case of oldSilverpeasId
feature #82 : Better dialog for delete file confirmation
(nobranch) :  feature #82 : Fixing double declaration for JSTL
(nobranch) :  feature #82 : Fixing bug when trying to display the versions of a document from a version instead of the last version
feature #82 : Adding support for drag and drop and reorderin of documents in tab document management
feature #82 : History was loaded with ascending version number. Now using descending so that the first one is the latest
feature #82 : Wysiwyg files were ùmarked as still locked by the WysiwygController.
Merge branch 'feature_82' of https://github.com/ehsavoie/Silverpeas-Core into feature-3688-82