Git commits in Moodle 3.5.1 by Helen Foster

commit b2b1bb2d29323e00068b1813773790e6f6696a1e
Author: Helen Foster <helen@moodle.org>
Date:   Mon, 02 Jul 2018 19:36:29 +0800
Tag:    v3.5.1

MDL-62763 lang: Merge English strings from the en_fix language pack