Re: So what authoring tool has Adobe gone to with CC?

Their answer is a simple "Encore" till DVD and BD are no more:

See this link, which includes how to install Encore CS6, how to get the library, and a tutorial on workflow with Premiere CC.

http://helpx.adobe.com/encore/kb/encore-cs6-installed-cc.html

Also, see the Encore CC/CS6 FAQ:

http://www.adobe.com/products/encore/faq.html