Notification of string changes

Author: Andreas Grabs
MDL-23271 - missing completion on submit for feedback


http://git.moodle.org/gw?p=moodle.git;a=commit;h=8a41eb4fa8d9c98c9fce7f572a0741a531fdbb81
http://github.com/moodle/moodle/commit/8a41eb4fa8d9c98c9fce7f572a0741a531fdbb81

+ 2.0 en [completionsubmit,mod_feedback]