Git commits in Moodle 2.3.1 by Chris Scribner

commit f2b7928df7b043b5f895b76b2b988ff82d8906a5
Author: Chris Scribner <scriby@gmail.com>
Date:   Thu, 14 Jun 2012 02:19:35 +0800
Tag:    v2.3.1

MDL-32614: Removing code which disassociated LTI instances from their tool types upon restore.