message: [Wallet] Call notification signal when a transaction is abandoned
diff: @@ -829,6 +829,7 @@ bool CWallet::AbandonTransaction(const uint256& hashTx)
  wtx.setAbandoned();
  wtx.MarkDirty();
  wtx.WriteToDisk(&walletdb);
  + NotifyTransactionChanged(this, wtx.GetHash(), CT_UPDATED);
  // Iterate over all its outputs, and mark transactions in the wallet that spend them abandoned too
  TxSpends::const_iterator iter = mapTxSpends.lower_bound(COutPoint(hashTx, 0));
  while (iter != mapTxSpends.end() && iter->first.hash == now) {
  