Git commits in Moodle 2.4.x by Peter Bulmer

commit 1c65f683dc0a52e47fdf68e952c832d7c63e03a0
Author: Peter Bulmer <peter.bulmer@catalyst.net.nz>
Date:   Tue, 27 Nov 2012 10:31:24 +0800
Tag:    v2.4.0-rc1

MDL-36838 moodle->mahara mnet SSO failure in FF17