stathat.go
func PostEZValueTime(statName, ezkey string, value float64, timestamp int64) error {
	return DefaultReporter.PostEZValueTime(statName, ezkey, value, timestamp)
}
func PostEZValueTime(statName, ezkey string, value float64, timestamp int64) error {
	return DefaultReporter.PostEZValueTime(statName, ezkey, value, timestamp)
}
// Using the EZ API, posts a value to a stat at a specific time using DefaultReporter.