Author: Tim Hunt
MDL-47494 ddwtos: Now all the unit tests for the the ddwtos and gapselect qtypes pass.
http://git.moodle.org/gw?p=moodle.git;a=commit;h=5f5ee7d76a61b70afc36e756a24703eda815e3fe
http://github.com/moodle/moodle/commit/5f5ee7d76a61b70afc36e756a24703eda815e3fe
+ 3.0 en [correctansweris,qtype_ddwtos]