Author: Mark Nelson
MDL-40063 mod_quiz: replaced 'continue attempt' add_to_log call with an event
http://git.moodle.org/gw?p=moodle.git;a=commit;h=e0114708af9d08b4f64ffdea83bc84e9ebf3effe
http://github.com/moodle/moodle/commit/e0114708af9d08b4f64ffdea83bc84e9ebf3effe
+ 2.7 en [eventattemptviewed,mod_quiz]