There has not been an announcement here, but the TCS is now  a Candidate Recommendation since April 26^th https://www.w3.org/TR/tracking-compliance/ and there is a call for implementation. https://www.w3.org/blog/news/archives/5373

Here is an implementation guide that attempts to marry European ePrivacy and Data Protection requirements with DNT that some may find useful:

http://baycloud.github.io/DNTGuide/

I recently posted this on the privacy interest group, about possible extensions to the TSR to communicate preferences to adblockers, is anyone interested in pursuing it?

https://lists.w3.org/Archives/Public/public-privacy/2016AprJun/0056.html