Author: Davo Smith
MDL-56449 mod_assign: fuller description of group submission problems
http://git.moodle.org/gw?p=moodle.git;a=commit;h=e7f3fd59d48fd3b6a33e640e7ce1cb1b53dd4b85
http://github.com/moodle/moodle/commit/e7f3fd59d48fd3b6a33e640e7ce1cb1b53dd4b85
+ 3.3 en [multipleteams_desc,mod_assign]
+ 3.3 en [noteam_desc,mod_assign]