Git commits in Moodle 2.6.0 by Matthew Noorenberghe

commit 9b3d60fc47e4db8956174a600a7c21b0ea453f86
Author: Matthew Noorenberghe <github@matthew.noorenberghe.com>
Date:   Fri, 06 Sep 2013 12:37:39 +0800
Tag:    v2.6.0-beta

MDL-41634 - URL Download Repository doesn't warn when asked to download non-image files