OO-2541, OO-2536: optimize resolve method of merge source for the standard case, add virtual "finished" folder for finished courses, lazy load quota for the course container

OO-1616: fix the certificate unit test in the REST API suite, don't doInSync during import of the course, remove get resource method (duplicate), remove unused constructor and method

OO-1647: remove auto-subscribe of course calendar, list of course which the user is member of and which have a calendar ( as configuration or as course element)

OO-848: extended postCopy() method with source and target Course to get the copy of a whole course working

OO-848: enhance the interface of course nodes to do a post copy processing different from the import one

OO-990: mostly fix of the authoring GUI, and unit tests, integrate the demo course to the test resource

OO-623: check more places where authors can create groups as enrolment and contact course building block, visibility access rules and course preview form

OO-467: versions of runstructure, editortreemodel, CoruseConfig.xml + low level max number of versions check

OO-470: merged containers are transient with an init method to initialize them after deserialization

OO-291: avoid groups and areas with the same name if a course is exported with the backward compatibility flag

OO-213: make OpenOLAT more robust against corrupted course, mark them in details view, make home resistant to corrupted courses, give the possibility to delete them

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

--HG--
branch : bps