Returns the default collector settings

def get_default_config(self):
        """
        Returns the default collector settings
        """
        config = super(ApcupsdCollector, self).get_default_config()
        config.update({
            'path':     'apcupsd',
            'hostname': 'localhost',
            'port': 3551,
            'metrics': ['LINEV', 'LOADPCT', 'BCHARGE', 'TIMELEFT', 'BATTV',
                        'NUMXFERS', 'TONBATT', 'MAXLINEV', 'MINLINEV',
                        'OUTPUTV', 'ITEMP', 'LINEFREQ', 'CUMONBATT', ],
        })
        return config