Git commits in Moodle 2.1.5 by EVAN Irving-Pease

commit 6c9e270f518ea2055d5dddb4b7c558a6af9c0e15
Author: EVAN Irving-Pease <evan.irving-pease@ninelanterns.com.au>
Date:   Mon, 20 Feb 2012 11:39:23 +0800
Tag:    v2.1.5

MDL-28386 Authentication Fixing user id issue with logs when a new user is added