Git commits in Moodle 3.0.0 by Josh Willcock

commit 51e488eaf31307319e34c8b56a85c019016c7871
Author: Josh Willcock <me@joshwillcock.co.uk>
Date:   Wed, 20 May 2015 20:08:19 +0800
Tag:    v3.0.0-beta

MDL-50287 completion: Separated slow task out from cron