I doubt that you will ever see it happen. Which is too bad because of all of the different overlays Sense is by far the best. Unfortunately HTC is not particularly forthcoming with the source code for, well....anything. Having come from the Amaze (Ruby) HTC proved to be very difficult to deal with.
Phone: Nexus 5
Headpones: Beyerdynamic Tesla DT-1350, Sennheiser CX 880i