Git commits in Moodle 2.5.0 by Michael Aherne

commit d6af3d847f10e4c2368119981b9cb5d725afd86e
Author: Michael Aherne <michael.aherne@strath.ac.uk>
Date:   Fri, 11 Jan 2013 19:12:33 +0800
Tag:    v2.5.0-beta

MDL-27164 groups Do not show multiple instances of the same role as multiple

commit 5c778358653b8f08284ee1d2116f5024782ad877
Author: Michael Aherne <michael.aherne@strath.ac.uk>
Date:   Fri, 07 Dec 2012 23:34:58 +0800
Tag:    v2.5.0-beta

MDL-37037 assign Show message if no files to download

commit 2211f504224b2ae02f123da5622cbd9b9723b9c0
Author: Michael Aherne <michael.aherne@strath.ac.uk>
Date:   Fri, 30 Nov 2012 20:11:07 +0800
Tag:    v2.5.0-beta

MDL-36946 theme Use server default theme before standard

commit df3efbfb2cec6dbe7ab278f5267459a1b5eae752
Author: Michael Aherne <Michael Aherne>
Date:   Wed, 03 Oct 2012 23:28:20 +0800
Tag:    v2.5.0-beta

MDL-35775 group import Support for groupings