Gray's Stochastic RSI by Ray Kang

This is an auxiliary index used in the gray's youtube lectures.

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Changed some text.

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Each indicator was sepaated.

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fill Background Color.

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Can be separated or combined.

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added 2 more stochastic.
added highlight of overbought and oversold space.
changed Smooth RSI to normal RSI.

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Fixed some bug

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Updated of some items.