FYI:
I have found that it is possible to install earlier versions of the creative cloud apps through the Creative Cloud Desktop Manager, this will allow you to install DW CC until we can update the extensions for CC 2014.1:
http://blogs.adobe.com/kevinmonahan/2014/01/29/revert-to-a-previous-version-of-premiere-pro-cc-or-any-creative-cloud-application/