message: Update to ask password before anonymizing
diff: @@ -309,6 +309,13 @@ void LelantusDialog::on_anonymizeButton_clicked()
  val = 0;
  }
  + WalletModel::UnlockContext ctx(walletModel->requestUnlock());
  + if (!ctx.isValid())
  + {
  + // Unlock wallet was cancelled
  + return;
  + }
  +
  std::vector<WalletModelTransaction> wtxs;
  std::list<CReserveKey> reserveKeys;
  std::vector<CHDMint> mints;
  