points/points.go
func OnePoint(metric string, value float64, timestamp int64) *Points {
	return &Points{
		Metric: metric,
		Data: []Point{
			Point{
				Value:     value,
				Timestamp: timestamp,
			},
		},
	}
}
func OnePoint(metric string, value float64, timestamp int64) *Points {
	return &Points{
		Metric: metric,
		Data: []Point{
			Point{
				Value:     value,
				Timestamp: timestamp,
			},
		},
	}
}
// OnePoint create Points instance with single point