Author: Simey Lameze
MDL-64881 mod_workshop: add task to run allocation plugin cron
http://git.moodle.org/gw?p=moodle.git;a=commit;h=77f3b50f786a877e37e2ee881a48fd95665c3e4b
http://github.com/moodle/moodle/commit/77f3b50f786a877e37e2ee881a48fd95665c3e4b
+ 3.7 en [legacyallocationplugincron,mod_workshop]