Author: Tim Hunt
MDL-44492 quiz reports: make show only graded attempt work.
It needs to only affect finished attempts, and the wording needs to be
modified to make it clear that is what it does.
http://git.moodle.org/gw?p=moodle.git;a=commit;h=8cacc71dd29c884c983490ac2ea7c213da39d088
http://github.com/moodle/moodle/commit/8cacc71dd29c884c983490ac2ea7c213da39d088
+ 2.8 en [reportshowonlyfinished,mod_quiz]
- 2.8 en [optonlygradedattempts,quiz_overview]