The clustering team has a new UserVoice page here: http://windowsserver.uservoice.com/forums/295074-clustering that is part of the Windows Server UserVoice page: http://windowsserver.uservoice.com/forums/295047-general-feedback.
We welcome your feedback, comments, and votes – we would like to make Windows Server 2016 the best operating system for you and your customers.
PS – You can find Windows Server 2016 Technical Preview 2 (TP2) here: http://www.microsoft.com/en-us/evalcenter/evaluate-windows-server-technical-preview
-RH.