message: Fixed compatibility bug
diff: @@ -77,6 +77,11 @@ bool CheckSpendZcoinTransaction(const CTransaction &tx,
  NSEQUENCE_INCORRECT,
  "CTransaction::CheckTransaction() : Error: zerocoin spend should be version 2");
  }
  + else {
  + // old spends are probably incorrect, force spend to version 1
  + if (newSpend.getVersion() == ZEROCOIN_TX_VERSION_2)
  + newSpend.setVersion(ZEROCOIN_TX_VERSION_1);
  + }
  uint256 txHashForMetadata;
  