Author: Tim Hunt
MDL-74610 quiz: web services for crud on quiz grade items
http://git.moodle.org/gw?p=moodle.git;a=commit;h=857681092a6e373ee41a8a2bf0f7a380b90a739b
http://github.com/moodle/moodle/commit/857681092a6e373ee41a8a2bf0f7a380b90a739b
+ 4.4 en [eventquizgradeitemcreated,mod_quiz]
+ 4.4 en [eventquizgradeitemdeleted,mod_quiz]
+ 4.4 en [eventquizgradeitemorderchanged,mod_quiz]
+ 4.4 en [eventquizgradeitemupdated,mod_quiz]