Git commits in Moodle 3.0.3 by Skylar Kelty

commit ab430ba5fd8a85637fba2641f587d11788d383fb
Author: Skylar Kelty <S.Kelty@kent.ac.uk>
Date:   Wed, 06 Jan 2016 20:48:41 +0800
Tag:    v3.0.3

MDL-52664 forum: Fix forum email unsubscribe/discussion URL