Author: Tien Nguyen
MDL-71984 Quiz: Add new attempt's events
Add attempt_updated, attempt_autosaved and attempt_question_restarted
events.
Update attempt_viewed to add page number.
http://git.moodle.org/gw?p=moodle.git;a=commit;h=ac59c8b8e0eecd4714dcae09a8ebcd792810d0f3
http://github.com/moodle/moodle/commit/ac59c8b8e0eecd4714dcae09a8ebcd792810d0f3
+ 4.0 en [eventattemptautosaved,mod_quiz]
+ 4.0 en [eventattemptquestionrestarted,mod_quiz]
+ 4.0 en [eventattemptupdated,mod_quiz]