OO-2479: reduce overhead everywhere, optimized and simplified query to count the participants of a group, bypass reloading the group set of identities, bypass reloading the base group of business group...

OO-1635,OO-722: refactor the ajax by iframe to use XHR, push the current business path to the browser via HTML5 push state, implements back button support via HTML5 History API...

OO-1436: fix an issue with a method's signature, log audit creation of identity and authentication, show errors after import of users...

OO-1251: return a copy of the list of enabled language to prevent concurrent modification red screens

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

OO-763: merge the BaseChiefController with the BaseFullWebappController to flatten the div hierarchy and minimze it

OO-798, OO-797, OO-796: update the webdav implementation based on Tomcat, make OpenOLAt work under root context, small refactoring of the dispatchers, push raw files dispatcher to its own servlet, implements Digest authentication...

OO-449: move from ehcache to infinispan to have access to a distributed cache in a cluster environment, fix some issues with a cluster environment

OO-271: refactor the user session management, move the the logic in its own manager, persist the time out values, make the admin GUI a bit better

--HG--
branch : 80-patch

--HG--
branch : 80-patch

OO-67: login via RESt doesn't logout the standard session in OpenOLAT, remove the identities cache in UserSession which wasn't used, remove the TemporaryDispatcher

--HG--
branch : bps