Git commits in Moodle 3.1.1 by Helen Foster

commit f9bca6404ebcf34b8aa2b8743d53d9cf9e459d4b
Author: Helen Foster <helen@moodle.org>
Date:   Tue, 28 Jun 2016 05:02:41 +0800
Tag:    v3.1.1

MDL-55002 lang: Merge English strings from the en_fix language pack