Git commits in Moodle 3.0.3 by Greg Faller

commit 32f27a6c693e04b87baeacb98b8d03ce249ff3aa
Author: Greg Faller <greg.faller@flinders.edu.au>
Date:   Thu, 14 Jan 2016 09:48:57 +0800
Tag:    v3.0.3

MDL-50083 mod_assign: unlock submission when adding attempt