Git commits in Moodle 2.5.x by Michael Hughes

commit 127d66f183ade4b7ad04a1b3d423106dea4d24a0
Author: Michael Hughes <michaelhughes@strath.ac.uk>
Date:   Fri, 01 Feb 2013 14:49:55 +0800
Tag:    v2.5.0-beta

MDL-30144 Assignment 2.2: Download all as zip should only contain submission from active enroled users