Git commits in Moodle 3.2.x by Zane Karl

commit 6db3b6d6a6c2647ed9592cb1aa1c99a4f5191e70
Author: Zane Karl <zkarl@oid.ucla.edu>
Date:   Thu, 30 Jun 2016 04:20:38 +0800
Tag:    v3.2.0-beta

MDL-55061 Grade_Export: Grade Export Logging