Git commits in Moodle x.x.x by Rimas Kudelis

commit 3e82b7ac3ca7441a54f054e7ecd94e49c8ec49e2
Author: Rimas Kudelis <rq@akl.lt>
Date:   Tue, 20 Sep 2016 23:22:07 +0800
Tag:    v3.2.0-beta

MDL-56082 Expose external authentication methods in login block