Move selected messages to an other folder

        :param msg_ids: list of message's ids to move
        :param folder_id: folder's id where to move messages

def move_messages(self, ids, folder_id):
        """ Move selected messages to an other folder

        :param msg_ids: list of message's ids to move
        :param folder_id: folder's id where to move messages
        """
        str_ids = self._return_comma_list(ids)
        params = {'action': {
            'id': str_ids,
            'op': 'move',
            'l': folder_id
        }}

        self.request('MsgAction', params)