Git commits in Moodle 2.3.x by Ruslan Kabalin

commit d71021f6011f88d1f187608b40633ea016f455fa
Author: Ruslan Kabalin <r.kabalin@lancaster.ac.uk>
Date:   Mon, 17 Jun 2013 17:19:45 +0800
Tag:    v2.3.8

MDL-33546: course: Fix current week hightlighting after dragging the section

commit 78fa55b23efecf202bd6036007698c7545348b51
Author: Ruslan Kabalin <r.kabalin@lancaster.ac.uk>
Date:   Mon, 20 May 2013 21:08:34 +0800
Tag:    v2.3.8

MDL-39760: mod_assign: Add few more callback methods.

commit 7aec80dd9e3897fffc371773ee2fbd8fb2bf76df
Author: Ruslan Kabalin <r.kabalin@lancaster.ac.uk>
Date:   Fri, 17 May 2013 22:47:50 +0800
Tag:    v2.3.8

MDL-39760: mod_assign: Make submit_for_grading accept submission as parameter

commit 7e8514c5fdae40bd2f28540a72060943000f7f23
Author: Ruslan Kabalin <r.kabalin@lancaster.ac.uk>
Date:   Fri, 17 May 2013 22:47:50 +0800
Tag:    v2.3.8

MDL-39761: mod_assign: Always check submission plugin status and visibility.

commit 6b59b89a1ba45521534c18f835616ee3fa5252d2
Author: Ruslan Kabalin <r.kabalin@lancaster.ac.uk>
Date:   Mon, 15 Apr 2013 17:30:36 +0800
Tag:    v2.3.7

MDL-34939: Fix clamdscan permissions-related issues

commit e6b958d4db4ff8c938f5b867b50073f1128a8bb7
Author: Ruslan Kabalin <r.kabalin@lancaster.ac.uk>
Date:   Wed, 03 Oct 2012 20:42:10 +0800
Tag:    v2.3.3

MDL-35767 Fix missing target event group check

commit 1a2b3452324ff8ce29aaf46f0c0d769bd01ab39a
Author: Ruslan Kabalin <r.kabalin@lancaster.ac.uk>
Date:   Tue, 02 Oct 2012 21:35:28 +0800
Tag:    v2.3.3

MDL-35715 course dragdrop Fix the ability to drag back to the empty section

commit 3e8d7ca16e02062d5a4bb04115890531b5469bff
Author: Ruslan Kabalin <r.kabalin@lancaster.ac.uk>
Date:   Fri, 14 Sep 2012 16:33:02 +0800
Tag:    v2.3.3

MDL-35442 Add settings and uninstall link for local plugins