message: Remove stupid crypto formatting
diff: @@ -87,7 +87,7 @@ impl Crypto {
  // Get a crypto state, making it if necessary, otherwise return an error.
  pub fn obtain_crypto_state(&mut self, role: Role, epoch: Epoch) -> Res<&mut CryptoState> {
  #[cfg(debug_assertions)]
  - let label = format!("{:?}", self);
  + let label = format!("{}", self);
  #[cfg(not(debug_assertions))]
  let label = "";
  