OO-1068 show full bread crumb path in course, more theme configurability, add 'realistic' styles as theme option

OO-984: only show not booked in favorit, catalog and search, don't RS if doesn't allow to edit a course, not guilty of becoming wrong REST url

OO-981: check if the catalog is enable in details of course, add a "feature enabled" for site configuration

OO-1068: finish selenium test which plays with course and cp, create 2 tests to create a course with a wiki

OO-1068: allow to open several CPs and wiki at the same time in a course and navigate through their sub trees

OO-990: implement real full screen mode with redirect and redraw of the page without header, footer...

OO-990: rework importation of course node with references, implement autowiring capabilities in controllers