Git commits in Moodle 2.7.12 by Juan Leyva

commit c14e2d624c233ba6b9b983979c5077fb41148da8
Author: Juan Leyva <juanleyvadelgado@gmail.com>
Date:   Mon, 16 Nov 2015 23:01:53 +0800
Tag:    v2.7.12

MDL-52072 enrol: Fix course visibility checks in external functions