Author: Jake Dallimore
MDL-58460 completion: add callbacks to mod_data for bulk completion
Part of MDL-58138 epic
http://git.moodle.org/gw?p=moodle.git;a=commit;h=d233adbb775eb93f0c0d4d8ddb845bcce3d812e2
http://github.com/moodle/moodle/commit/d233adbb775eb93f0c0d4d8ddb845bcce3d812e2
+ 3.3 en [completionentriesdesc,mod_data]