For those who are interested, this looks like it will be a pretty powerful tool for reverse engineering hardware:
https://www.crowdsupply.com/1bitsquared/glasgow
I don't think the hardware is available yet but you can sign up at the link above, or make your own if you're feeling especially adventurous and don't want to wait...
Nice features list. It's a Jtagulator + BusPirate + a bunch of GPIO + extras. Though not a Facedancer I think?