Author: Simey Lameze
MDL-64881 mod_workshop: convert cron to scheduled task
http://git.moodle.org/gw?p=moodle.git;a=commit;h=29bddab8c853bba03b08b1e338f87206dd3d226d
http://github.com/moodle/moodle/commit/29bddab8c853bba03b08b1e338f87206dd3d226d
+ 3.7 en [crontask,mod_workshop]