Git merges in Moodle 2.0.9 by Sam Hemelryk

commit 657db60a9929769102846d4686c982ba58d120b5
Author: Sam Hemelryk <sam@moodle.com>
Date:   Fri, 23 Mar 2012 07:10:14 +0800
Tag:    v2.0.9

Merge branch 'install_20_STABLE' of git://github.com/amosbot/moodle into MOODLE_20_STABLE


commit 3a14100d8d6c8add091ab51f263e54a93534aef8
Author: Sam Hemelryk <sam@moodle.com>
Date:   Tue, 20 Mar 2012 06:39:33 +0800
Tag:    v2.0.9

Merge branch 'w12_MDL-32071_m20_dbfamily' of git://github.com/skodak/moodle into MOODLE_20_STABLE


commit f436d12c6020929a2d00ed7b73eb152b80b547ee
Author: Sam Hemelryk <sam@moodle.com>
Date:   Mon, 19 Mar 2012 15:33:23 +0800
Tag:    v2.0.9

Merge branch 'w12_MDL-32090_m20_groupui' of git://github.com/skodak/moodle into MOODLE_20_STABLE