Git commits in Moodle 2.5.4 by sam marshall

commit f00bc60e7428937f8a032f85407099c64adbf4b5
Author: sam marshall <s.marshall@open.ac.uk>
Date:   Sat, 07 Dec 2013 02:15:09 +0800
Tag:    v2.5.4

MDL-43252 Group menu in wrong order when groupings used

commit 6457d2eca309438f4d5b05463bc5fae83b3ef76d
Author: sam marshall <s.marshall@open.ac.uk>
Date:   Tue, 12 Nov 2013 20:23:10 +0800
Tag:    v2.5.4

MDL-42839 MUC: Memcache server configuration too sensitive to whitespace

commit a55a5d28c229c0ce323b0a44dc0e50f1b8f06761
Author: sam marshall <s.marshall@open.ac.uk>
Date:   Wed, 30 Oct 2013 00:47:54 +0800
Tag:    v2.5.4

MDL-42582 Availability: Restriction display incorrect for multi-para Labels

commit bd2d268d137292c8acb60661cf809bc0960176cc
Author: sam marshall <s.marshall@open.ac.uk>
Date:   Fri, 06 Sep 2013 20:01:50 +0800
Tag:    v2.5.4

MDL-41446 Completion: Incorrectly marks complete when grade data present with no actual grade