Git commits in Moodle 2.4.2 by Ashley Holman

commit a78ba9a82752419f86db963e3f39df765f2151fd
Author: Ashley Holman <ashley@netspot.com.au>
Date:   Thu, 15 Nov 2012 10:59:22 +0800
Tag:    v2.4.2

MDL-36616 repository: Fix direct linking to images in Flickr Public.