Git commits in Moodle 2.8.8 by Charles Fulton

commit c90d759569cf949ec2477fc4c4af2a72da0f0817
Author: Charles Fulton <fultonc@lafayette.edu>
Date:   Sun, 05 Jul 2015 03:02:32 +0800
Tag:    v2.8.8

MDL-45113 auth: add is_configured method and convert auth_db to use it

commit 3b994f6ab2942e0eebb14f6e5b436f5a43e09872
Author: Charles Fulton <fultonc@lafayette.edu>
Date:   Sat, 04 Jul 2015 04:01:40 +0800
Tag:    v2.8.8

MDL-50749 course: add fake element for behat compatibility

commit 9314573cf668134310ec33a50ec17796a543c283
Author: Charles Fulton <mackensen@gmail.com>
Date:   Thu, 05 Sep 2013 02:12:52 +0800
Tag:    v2.8.8

MDL-41598 auth_shibboleth: don't override wantsurl