Git commits in Moodle 2.6.6 by David Monllao

commit f31e885dd6a0fd50d8a9010a7143e5ee3b6a6140
Author: David Monllao <davidm@moodle.com>
Date:   Thu, 30 Oct 2014 13:35:18 +0800
Tag:    v2.6.6

MDL-46500 mod_data: Removing duplicate filemanager initialisations

commit 75d7e25198eeb6255963e2e46212d89b14e05dd7
Author: David Monllao <davidm@moodle.com>
Date:   Wed, 29 Oct 2014 14:00:31 +0800
Tag:    v2.6.6

MDL-47924 mod_lti: Fixing missing sesskey checkings