Returns the default collector settings

def get_default_config(self):
        """
        Returns the default collector settings
        """
        config = super(PhpFpmCollector, self).get_default_config()
        config.update({
            'host': 'localhost',
            'port': 80,
            'uri': 'fpm-status',
            'byte_unit': ['byte'],
            'path': 'phpfpm',
        })
        return config