Git commits in Moodle 2.3.x by Thanh Le

commit defbd5dd2c59f953b0efed1f7cb38472566f1dbf
Author: Thanh Le <d.t.le@open.ac.uk>
Date:   Tue, 20 Nov 2012 18:07:06 +0800
Tag:    v2.3.4

MDL-36259 course short names: ensure it displays when enabled in admin

commit e349d184358000bcb137516fb6a7fafe01657b16
Author: Thanh Le <d.t.le@open.ac.uk>
Date:   Tue, 16 Oct 2012 17:33:03 +0800
Tag:    v2.3.4

MDL-35794 quiz: config for whether Outcomes are advanced settings

commit 5b8d9521ee6982e49731a38d5034f960b0e66742
Author: Thanh Le <d.t.le@open.ac.uk>
Date:   Mon, 15 Oct 2012 22:43:22 +0800
Tag:    v2.3.4

MDL-35792 question preview: way to update options without restarting.

commit 99231022af446812a68aa718a02b8c4c870812ea
Author: Thanh Le <d.t.le@open.ac.uk>
Date:   Mon, 15 Oct 2012 18:13:39 +0800
Tag:    v2.3.4

MDL-32245 question bank: fix moving categories between contexts.