Talib

- add EMA
- add DEMA

talib.go

@@ -2,4 +2,6 @@ package sentio
 
 type Talib interface {
 	SMA(symbol string, interval, period, limit uint) []float64
+	EMA(symbol string, interval, period, limit uint) []float64
+	DEMA(symbol string, interval, period, limit uint) []float64
 }