Git commits in Moodle 2.2.6 by Andrew Robert Nicols

commit a6e0e0bf9a9825fbe97c63cdcc4138809d961fa0
Author: Andrew Robert Nicols <andrew.nicols@luns.net.uk>
Date:   Wed, 10 Oct 2012 18:01:52 +0800
Tag:    v2.2.6

MDL-35959 Correct footer for M.core.dialogue