Git commits in Moodle 3.1.4 by EizEddin AlKatrib

commit 231edf2c51a4824437261a6d89981e08a3afaa09
Author: EizEddin AlKatrib <eizeddin@barasoft.co.uk>
Date:   Fri, 11 Nov 2016 22:48:31 +0800
Tag:    v3.1.4

MDL-42977 course: Fixed the default behaviour of the Collapse/Expand all link