Git commits in Moodle 2.2.0 by Peter Bulmer

commit bfad2f2fffc5fc1f9ecaa3b009df8e5001404538
Author: Peter Bulmer <peter.bulmer@catalyst.net.nz>
Date:   Thu, 17 Nov 2011 08:21:08 +0800
Tag:    v2.2.0-rc1

MDL-30313 plagiarism support for unformated rsults