Git commits in Moodle 2.7.9 by Juan Leyva

commit ffe5c784889b3f7b2ba11cf9db881d54904623b7
Author: Juan Leyva <juanleyvadelgado@gmail.com>
Date:   Thu, 14 May 2015 23:42:54 +0800
Tag:    v2.7.9

MDL-50130 users: Filter profile fields data in external functions