Git commits in Moodle 3.1.x by Darren Cocco

commit 229ffe02dc145fe8e1d95801c3bf8bc243389f89
Author: Darren Cocco <darren.cocco@surgeons.org>
Date:   Wed, 15 Mar 2017 08:25:41 +0800
Tag:    v3.1.6

MDL-58264 quiz: removed additional = symbol