Git commits in Moodle 2.9.0 by Atanas Atanasov

commit 33ce9e581a34d56e6217e511a906cd91b314734f
Author: Atanas Atanasov <atanasow@gmail.com>
Date:   Wed, 17 Dec 2014 20:21:03 +0800
Tag:    v2.9.0-beta

MDL-20304 lesson: do not send practice lesson grades to gradebook