OO-1616: use update statement instead of lock for update, only set the last usage of the repository entry of a course element once per click

OO-1616: refresh the repository entry for access panel, refresh the entry cached in course too, fix reload in a course element (critical for tests), fix unit tests for i18n, fix named query whicxh filter member ships

OO-1616: used named query for some queries which are often used, get user course infos with the resource ( hitting the foreign key directly )

OO-1616: reduce the number of double call to the repository entry with the manager and after with the course

OO-1709: set current course version to 10, default recertification timelapse is 0, check if the value is an integer before casting

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-1706: allow bulk download of individual tasks with only assignment or submission, rename the directory of the downloaded archive for individual tasks