Git commits in Moodle 2.9.4 by Jean-Philippe Gaudreau

commit 5d11d337d20488a8c1f49065bb115ac1da4e7f68
Author: Jean-Philippe Gaudreau <jp.gaudreau@umontreal.ca>
Date:   Sat, 12 Dec 2015 01:09:57 +0800
Tag:    v2.9.4

MDL-49758 mod_quiz: Fix require on completionlib.php