Git commits in Moodle 2.4.6 by Helen Foster

commit b5f9a3b0e3a01d7f39097ac29b7a7cb0dc886cb8
Author: Helen Foster <helen@moodle.org>
Date:   Tue, 03 Sep 2013 18:56:04 +0800
Tag:    v2.4.6

MDL-41568 Merge English strings from the en_fix language pack