Squashed commit of the following:

commit 83a3b1f82fd40fa55a1657c6eb263e140df34cef
Author: Toby Batch <tobias@neontribe.co.uk>
Date:   Wed Aug 20 10:35:00 2014 +0100

    Fixed bad dropdown arrow

commit 63722d3ad637e9739c2d75ed2ea8cc48c2a04ccb
Author: Toby Batch <tobias@neontribe.co.uk>
Date:   Wed Aug 20 09:18:02 2014 +0100

    Source format