Developer credits
Git commits in Moodle 2.3.x by Michael Hughes
commit ac3fe66f069af0ec058b90dd5d4a4f46e799cd1f Author: Michael Hughes <michaelhughes@strath.ac.uk> Date: Fri, 01 Feb 2013 14:49:55 +0800 Tag: v2.3.5 MDL-30144 Assignment 2.2: Download all as zip should only contain submission from active enroled users