Git commits in Moodle 2.2.x by Daren Chandisingh

commit f1f70bd4dde6cd1ea4bdb8ab28fa3d36a53b89d8
Author: Daren Chandisingh <daren.chandisingh@luns.net.uk>
Date:   Wed, 02 Feb 2011 18:33:16 +0800
Tag:    v2.2.0-beta

MDL-23872 Forms Library : Updated MoodleQuickForm to honour setConstant(), prevents injection.