Git commits in Moodle 3.1.x by Steve Bader

commit 782aa36c344a4946887d4d665dfaac3ec6aae0bb
Author: Steve Bader <smbader@ncsu.edu>
Date:   Tue, 26 Jan 2016 00:56:51 +0800
Tag:    v3.1.1

MDL-49852 mod_assign: Fix group assignment completion tracking

commit 1dabeb8439c88f0737770642ad4ff61b6c04acb7
Author: Steve Bader <smbader@ncsu.edu>
Date:   Mon, 30 Nov 2015 23:38:33 +0800
Tag:    v3.1.0-beta

MDL-52309 gradereport_history: require user to submit parameters