Merge branch 'wip-u4-1949' of https://github.com/AndyButland/Umbraco-CMS into AndyButland-wip-u4-1949
defaultDocumentTypeProperty is no longer case-sensitive. Added to the Release config as well so it makes it into the umbraco downloadable package.
Merge branch '6.1.3' of github.com:umbraco/Umbraco-CMS into 6.1.3