message: unneccessary mint
diff: @@ -4598,7 +4598,7 @@ bool CWallet::MintToTxIn(CZerocoinMint zerocoinSelected, int nSecurityLevel, con
  }
  // Construct the CoinSpend object. This acts like a signature on the transaction.
  - libzerocoin::PrivateCoin privateCoin(paramsCoin, denomination);
  + libzerocoin::PrivateCoin privateCoin(paramsCoin, denomination, false);
  privateCoin.setPublicCoin(pubCoinSelected);
  privateCoin.setRandomness(zerocoinSelected.GetRandomness());
  privateCoin.setSerialNumber(zerocoinSelected.GetSerialNumber());
  