Author: Frederic Massart
MDL-36426 repository: Prevent login_as() users to access private repositories
http://git.moodle.org/gw?p=moodle.git;a=commit;h=31581ae65df05ea64031ac24c8b8f817414f1379
http://github.com/moodle/moodle/commit/31581ae65df05ea64031ac24c8b8f817414f1379
+ 2.5 en [nopermissiontoaccess,core_repository]