Gets a boolean config value
        :param section: Section
        :param key: Key
        :param fallback: Optional fallback value

def _get_config_bool(self, section: str, key: str, fallback: bool=object()) -> bool:
        """
        Gets a boolean config value
        :param section: Section
        :param key: Key
        :param fallback: Optional fallback value
        """
        return self._config.getboolean(section, key, fallback=fallback)