Author: andyjdavis
course MDL-25831 made course request notifications work
http://git.moodle.org/gw?p=moodle.git;a=commit;h=a170818189e6abee00fb872435bca19f78ebbb2b
http://github.com/moodle/moodle/commit/a170818189e6abee00fb872435bca19f78ebbb2b
+ 2.0 en [messageprovider:courserequestapproved,core]
+ 2.0 en [messageprovider:courserequested,core]
+ 2.0 en [messageprovider:courserequestrejected,core]