Author: Tim Hunt
MDL-27408 fix a few minor bugs with the upgrade from 2.0.
More testing, and adaptive mode, still to come.
http://git.moodle.org/gw?p=moodle.git;a=commit;h=39759ac468693f2b21c1c3bae2682ef3e5a421a0
http://github.com/moodle/moodle/commit/39759ac468693f2b21c1c3bae2682ef3e5a421a0
+ 2.1dev en [attemptstillinprogress,mod_quiz]