(PECL trader >= 0.2.0) Short Line Candle array

(PECL trader >= 0.2.0) Parabolic SAR - Extended

(PECL trader >= 0.2.2) Get unstable period

(PECL trader >= 0.2.0) Moving average array

(PECL trader >= 0.2.0) Shooting Star array

(PECL trader >= 0.2.0) MACD with controllable MA type

(PECL trader >= 0.2.0) Williams' %R array

(PECL trader >= 0.2.0) On-Neck Pattern array

(PECL trader >= 0.2.0) Rate of change ratio: (price/prevPrice)

(PECL trader >= 0.2.0) Inverted Hammer array