message: move-only: Define TransactionNotification before  TransactionTablePriv
  This is needed because next commit moves vQueueNotifications to
  TransactionTablePriv member.
diff: @@ -54,6 +54,33 @@ struct TxLessThan
  }
  };
  +// queue notifications to show a non freezing progress dialog e.g. for rescan
  +struct TransactionNotification
  +{
  +public:
  + TransactionNotification() {}
  + TransactionNotification(uint256 _hash, ChangeType _status, bool _showTransaction):
  + hash(_hash), status(_status), showTransaction(_showTransaction) {}
  +
  + void invoke(QObject *ttm)
  + {
  + QString strHash = QString::fromStdString(hash.GetHex());
  + qDebug() << "NotifyTransactionChanged: " + strHash + " status= " + QString::number(status);
  + bool invoked = QMetaObject::invokeMethod(ttm, "updateTransaction", Qt::QueuedConnection,
  + Q_ARG(QString, strHash),
  + Q_ARG(int, status),
  + Q_ARG(bool, showTransaction));
  + assert(invoked);
  + }
  +private:
  + uint256 hash;
  + ChangeType status;
  + bool showTransaction;
  +};
  +
  +static bool fQueueNotifications = false;
  +static std::vector< TransactionNotification > vQueueNotifications;
  +
  // Private implementation
  class TransactionTablePriv
  {
  @@ -680,33 +707,6 @@ void TransactionTableModel::updateDisplayUnit()
  Q_EMIT dataChanged(index(0, Amount), index(priv->size()-1, Amount));
  }
  -// queue notifications to show a non freezing progress dialog e.g. for rescan
  -struct TransactionNotification
  -{
  -public:
  - TransactionNotification() {}
  - TransactionNotification(uint256 _hash, ChangeType _status, bool _showTransaction):
  - hash(_hash), status(_status), showTransaction(_showTransaction) {}
  -
  - void invoke(QObject *ttm)
  - {
  - QString strHash = QString::fromStdString(hash.GetHex());
  - qDebug() << "NotifyTransactionChanged: " + strHash + " status= " + QString::number(status);
  - bool invoked = QMetaObject::invokeMethod(ttm, "updateTransaction", Qt::QueuedConnection,
  - Q_ARG(QString, strHash),
  - Q_ARG(int, status),
  - Q_ARG(bool, showTransaction));
  - assert(invoked);
  - }
  -private:
  - uint256 hash;
  - ChangeType status;
  - bool showTransaction;
  -};
  -
  -static bool fQueueNotifications = false;
  -static std::vector< TransactionNotification > vQueueNotifications;
  -
  static void NotifyTransactionChanged(TransactionTableModel *ttm, const uint256 &hash, ChangeType status)
  {
  // Find transaction in wallet
  