Git commits in Moodle 3.0.0 by Mark Ward

commit 7b9643b59cb8725336efdf37008770f2f624cd8d
Author: Mark Ward <me@moodlemark.com>
Date:   Fri, 27 Mar 2015 00:21:00 +0800
Tag:    v3.0.0-beta

MDL-49022 auth_ldap: trigger event when required.