Git commits in Moodle 2.7.6 by Jan Eberhardt

commit fcf8a305eacbac524bd86ee93bdb8066ea23cb40
Author: Jan Eberhardt <eberhardt@math.tu-berlin.de>
Date:   Fri, 30 Jan 2015 00:45:34 +0800
Tag:    v2.7.6

MDL-31578 auth_shibboleth: Custom fields added to shibboleth settings