Git commits in Moodle 2.6.7 by Andrew Nicols

commit e83c756f84e16ab70e160e08deb84e9bc4bfbfea
Author: Andrew Nicols <andrew@nicols.co.uk>
Date:   Thu, 20 Nov 2014 09:27:24 +0800
Tag:    v2.6.7

MDL-48106 mod_glossary: Add missing sesskey checks