Author: Mark Nelson
MDL-40063 mod_quiz: replaced 'report' add_to_log call with an event
http://git.moodle.org/gw?p=moodle.git;a=commit;h=2ec79ad99648cdf9e723bc13d8c5670e696d18e6
http://github.com/moodle/moodle/commit/2ec79ad99648cdf9e723bc13d8c5670e696d18e6
+ 2.7 en [eventreportviewed,mod_quiz]