Load outdated parameter in the global section of the configuration file.

def load_config(self, config):
        """Load outdated parameter in the global section of the configuration file."""

        global_section = 'global'
        if (hasattr(config, 'has_section') and
                config.has_section(global_section)):
            self.args.disable_check_update = config.get_value(global_section, 'check_update').lower() == 'false'
        else:
            logger.debug("Cannot find section {} in the configuration file".format(global_section))
            return False

        return True