OO-1008 add missing selection ordering to persisted editor instance, remove bogus restricted edit mode

OO-1002: implements 2 more tabs with the list of my lists and shares (pools and groups) to select from

OO-1004: encode softly the webdav names for group and resources to preserve as much as characters as possible

OO-1010: rewrtie the section form to be FlexiFormed, add rich text edition to the section objectives

OO-1004: encode softly the webdav names for group and resources to preserve as much as characters as possible

no-jira: enhance course db to list of used categories, and accept repository entry keys as course id

OO-1005: update hibernate, xstream... Remove support for glassfish. Exclude documentation resources of the final WAR file