Git commits in Moodle 2.1.7 by Rossiani Wijaya

commit d0c33d06a3418c237a44c6d48f12c04de0467de9
Author: Rossiani Wijaya <rwijaya@moodle.com>
Date:   Mon, 02 Jul 2012 14:58:33 +0800
Tag:    v2.1.7

MDL-31987 Assignment module: fixed upgrade version

commit 22c1e3f38542dd3832d659c662ebbace5ebc5c6b
Author: Rossiani Wijaya <rwijaya@moodle.com>
Date:   Thu, 28 Jun 2012 14:15:26 +0800
Tag:    v2.1.7

MDL-31987 Assignment module: Assignment count submissions correctly. For advanced upload assignment, store file count of each submission into assignment_submissions.numfiles

commit 57284445ea9af34ae5fecf90c951b0c6d18ab764
Author: Rossiani Wijaya <rwijaya@moodle.com>
Date:   Wed, 09 May 2012 14:34:07 +0800
Tag:    v2.1.7

MDL-24401: fixed string for adding content page