Race conditions/weirdness when last player delays things and he broadcasts late and the other players have already given up (#70, #97)
Found another race condition where coins got erroneously unfrozen and their reserved addresses unreserved when the protocol threads time out and are killed by the master backgroundshufflingthread (oops!) -- glad I caught this!
Clean up / trivial nit in wallet.py
Some misc. clean ups and simplification and/or rm dead code
Fixes: