Git commits in Moodle 2.2.4 by Rossiani Wijaya

commit c6483eb21715321794a19b718332fda92a331566
Author: Rossiani Wijaya <rwijaya@moodle.com>
Date:   Mon, 02 Jul 2012 14:55:03 +0800
Tag:    v2.2.4

MDL-31987 Assignment module: fixed upgrade version

commit b9fdddbabd79b3c6d2810950a7c78344049a5faf
Author: Rossiani Wijaya <rwijaya@moodle.com>
Date:   Thu, 28 Jun 2012 14:08:45 +0800
Tag:    v2.2.4

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

commit b8251ddc4486f2bf580656113eb9995500504c07
Author: Rossiani Wijaya <rwijaya@moodle.com>
Date:   Tue, 26 Jun 2012 18:08:46 +0800
Tag:    v2.2.4

fixed the ->spacer <br> param

commit a6b4124840c656ba4e304fd2e04bd89cfb03ddc9
Author: Rossiani Wijaya <rwijaya@moodle.com>
Date:   Wed, 09 May 2012 14:37:11 +0800
Tag:    v2.2.4

MDL-24401: fixed string for adding content page