Author: Mark Nelson
MDL-40063 mod_quiz: created 'override_created' events
http://git.moodle.org/gw?p=moodle.git;a=commit;h=9d65d3e70b9962f805b6ccf813940905c0f31399
http://github.com/moodle/moodle/commit/9d65d3e70b9962f805b6ccf813940905c0f31399
+ 2.7 en [eventoverridecreated,mod_quiz]