Returns the default collector settings

def get_default_config(self):
        """
        Returns the default collector settings
        """
        config = super(SidekiqCollector, self).get_default_config()
        config.update({
            'path': 'sidekiq',
            'host': 'localhost',
            'ports': '6379',
            'password': None,
            'databases': 16,
            'sentinel_ports': None,
            'sentinel_name': None,
            'cluster_prefix': None
        })
        return config