(PECL trader >= 0.2.0) Parabolic SAR array

(PECL trader >= 0.2.0) Stochastic array trader_stoch

(PECL trader >= 0.2.0) Upside/Downside Gap Three Methods

(PECL trader >= 0.2.0) Gravestone Doji array

(PECL trader >= 0.2.0) Moving Average Convergence/Divergence Fix 12/26

(PECL stats >= 1.0.0) Returns the standard deviation

(PECL trader >= 0.2.0) Rising/Falling Three Methods

(PECL trader >= 0.2.0) Vector Trigonometric ACos

(PECL trader >= 0.2.0) Vector Trigonometric ATan

(PECL trader >= 0.2.0) Morning Doji Star array