Git commits in Moodle 2.9.5 by Greg Faller

commit 14156fca7d1e0817fd4b2d2d8fac66ce76f13a9b
Author: Greg Faller <greg.faller@flinders.edu.au>
Date:   Thu, 14 Jan 2016 14:36:31 +0800
Tag:    v2.9.5

MDL-50083 mod_assign: unlock submission when adding attempt