Developer credits
Git merges in Moodle x.x.x by Andrew Davis (andyjdavis)
commit d221a3839d2858e7c5243511dbce0375fead5856 Author: Andrew Davis (andyjdavis) <andrew@moodle.com> Date: Tue, 10 May 2011 11:17:45 +0800 Tag: v1.9.13 Merge branch 'MOODLE_19_STABLE' of git://git.moodle.org/moodle into MOODLE_19_STABLE