Git commits in Moodle 2.5.3 by Andrew Nicols

commit 0276873e4df419e5eb5bab1490ad595735c68221
Author: Andrew Nicols <andrew@nicols.co.uk>
Date:   Wed, 06 Nov 2013 11:58:05 +0800
Tag:    v2.5.3

MDL-42697 Theme: Fix overflow on docked blocks

commit 4b98297808a8228d129d58a999eba536ff92317a
Author: Andrew Nicols <andrew@nicols.co.uk>
Date:   Tue, 15 Oct 2013 12:12:56 +0800
Tag:    v2.5.3

MDL-40470 JavaScript: Correct issue when checking select change in Firefox

commit 85d8381fe72586d5ca88bb6c84c58bae9870e87d
Author: Andrew Nicols <andrew@nicols.co.uk>
Date:   Sat, 12 Oct 2013 00:52:55 +0800
Tag:    v2.5.3

MDL-29441 Chat: Use a valid name for chat popup actions

commit 75da763cd990ecfdbbf1a6f78b81898becf69a27
Author: Andrew Nicols <andrew@nicols.co.uk>
Date:   Thu, 10 Oct 2013 17:01:56 +0800
Tag:    v2.5.3

MDL-37528 Libraries: Fix gesture + mouse issues with YUI

commit dc9159d70a399e596c96d41dc92b95b2dacf30d3
Author: Andrew Nicols <andrew@nicols.co.uk>
Date:   Wed, 09 Oct 2013 22:41:33 +0800
Tag:    v2.5.3

MDL-34209 JavaScript: Simplify section drag/drop to fix reordering issues

commit 35c81d2938b2410a7d195eff42e7a6e4840c2cca
Author: Andrew Nicols <andrew@nicols.co.uk>
Date:   Mon, 23 Sep 2013 05:11:33 +0800
Tag:    v2.5.3

MDL-36465 Course JavaScript: Ensure that the zero section is not draggable