Git commits in Moodle 2.4.4 by Tim Lock

commit 0852e56af68303e8aa392387ce1d326b74b8e912
Author: Tim Lock <tim.lock@netspot.com.au>
Date:   Thu, 28 Mar 2013 08:45:23 +0800
Tag:    v2.4.4

MDL-35868: quiz: Use correct attemptnumber when a last attempt exists.