OO-922 refactored default tools in collab tools to be thread save, disable wiki run when sec setting, chelp and i18n for security module

OO-605: add a method in the VFS security callback to allow to create folder or not, disallow it for task > assignement

OO-449 OO-448 OO-450 fixing configuration issues and dependencies in IM module, adding context help and translations, some GUI optimizations

OO-449: implements notifications for private message, download of log in course and group, archive of log by course deletion...

OO-449: first part of the implementation: remove smack libraries, refactor controller and unify them, implements messaging across the OpenOLAT event bus, implements administration part to enable chat...

OO-407: differentiate authors from coaches, support error codes from OpenMeetings and more polish overall

OO-406: implements the skeleton for the OpenMeetings rooms, course building blocks, group tools, connection via SOAP to OpenMeetings...

OO-291: add english translations, replace tutor wording by coach, in course membership switch to the "All" tab after adding a member, in the list of memberships disable the checkbox for waiting list if not available

OO-291: optimize synching with instant messaging in the case of batch update, fix rights for the lin links statistics and course db in course...

OO-291: implements public flag for members in group configuration, check paypal against waiting list, test reservations, fix missing chat checkbox in group collaboration tools configuration

OO-291:  add documentation, add more unit tests for RightManager, merge tests of BusinessGroupService...

OO-291: first step: move business gourp manager to a business group service, remove dependency to the context...

--HG--
branch : i18n_OO

--HG--
branch : i18n_OO

OO-157: optimization of WebDAV, reduce the number of DB queries with lazy loading, specific resolve method, lazy loading of quota...