Author: Simey Lameze
MDL-64882 repository_filesystem: convert cron to scheduled task
http://git.moodle.org/gw?p=moodle.git;a=commit;h=a8e38eb3111c27fbb2cc051c6e973fc9564ab9ec
http://github.com/moodle/moodle/commit/a8e38eb3111c27fbb2cc051c6e973fc9564ab9ec
+ 3.7 en [crontask,repository_filesystem]