Author: ferran
MDL-85598 course: add other purpose to modchooser
http://git.moodle.org/gw?p=moodle.git;a=commit;h=7d1ff73a903ecc471a09625c57e400724ec61b2c
http://github.com/moodle/moodle/commit/7d1ff73a903ecc471a09625c57e400724ec61b2c
+ 5.1 en [supports,core_course]