Elastic Volume Weighted Moving Average with Trend and Envelopes

Elastic Volume Weighted Moving Average (EVWMA) with Trend and Envelopes .
Original version by LazyBear, trend function by Shizaru, combination by Spreadburn.

Phát hành các Ghi chú: New option for trendline.

Phát hành các Ghi chú: Sourcecode and Screenshot Update, no new functions.