Inserts new parameters and emits an emptied False signal

        :param position: row location to insert new parameter
        :type position: int
        :param rows: number of new parameters to insert
        :type rows: int
        :param parent: Required by QAbstractItemModel, can be safely ignored

def insertRows(self, position, rows, parent = QtCore.QModelIndex()):
        """Inserts new parameters and emits an emptied False signal

        :param position: row location to insert new parameter
        :type position: int
        :param rows: number of new parameters to insert
        :type rows: int
        :param parent: Required by QAbstractItemModel, can be safely ignored
        """
        self.beginInsertRows(parent, position, position + rows - 1)
        for i in range(rows):
            self.model.insertRow(position)
            # self._selectionmap[self._paramid].hintRequested.connect(self.hintRequested)
        self.endInsertRows()
        if self.rowCount() == 1:
            self.emptied.emit(False)
        return True