Git commits in Moodle 3.2.0 by spvickers

commit d8f9109a12467fcd549290f4fc3b968f9c7e72cb
Author: spvickers <github@spvickers.freeserve.co.uk>
Date:   Fri, 20 Mar 2015 22:10:38 +0800
Tag:    v3.2.0-beta

MDL-49609 mod_lti: Add Content-Item message