Git commits in Moodle 2.7.3 by Helen Foster

commit 13523e51e4a6609d68fd10f97007778b51a6e7ed
Author: Helen Foster <helen@moodle.org>
Date:   Wed, 05 Nov 2014 05:05:07 +0800
Tag:    v2.7.3

MDL-48035 Merge English strings from the en_fix language pack