Login happens only with authentication informations, identity name is
now only used for legacy directory name. User name of authentication can
be changed. LDAP users can be imported with LDAP::ldapUid. Users can be
imported in courses, groups... with First name last name.

status, all users, guests flags

OO-3028: interpret start end with exactly 8640000 seconds, start without hour, minute and second as "all day" and fix the end accordingly to OpenOLAT behavior

OO-3028: interpret start end with exactly 8640000 seconds, start without hour, minute and second as "all day"

OO-2878: add attachment to the info messsages, add the possibility to send the emails only to owners, coaches or participants and not all of them

OO-1615,OO-1616: remove dependency to Spring ORM, remove hook between OpenOLAT and Spring Transaction, make the dependency path to DB from LockManager clearer, refactor LockManager

OO-1645,OO-1595: refactor the personal configuration of calendars, the datamodel of imported calendars, make the description visible and editable...

OO-1443: upgrade JUnit ( long overdue ), remove deprecated junit.* packages, fix some issues with order dependent tests, fix an issue with empty ClusterDoInSync

OO-1228: reduce sleep time in unit tests, update undertow, remove some translator error in course wizard, make that the unit tests for the identity power search really test and fail if something goes wrong...

OO-1180: hardened some methods from kalendarEvent against null end date, build a better test suite for calendar which check the real begin and end and clear the cache to check the persisted .ics files

OO-1179: set the defined end date (and not the current date) as end date of the event, add a unit test which check the data of the calendar

OO-985: implements the view to retrieve the course and associated data of a user, filter and order by, clean up the code