added Hi Low feature changed Moving and Exponential Average features to use less than the lookback at beginning of data
added Hi Low feature
changed Moving and Exponential Average features to use less than the lookback at beginning of data


QuantSoftware/QuantSoftwareToolkit,QuantSoftware/QuantSoftwareToolkit,michaelhuang/QuantSoftwareToolkit,michaelhuang/QuantSoftwareToolkit,michaelhuang/QuantSoftwareToolkit,QuantSoftware/QuantSoftwareToolkit,michaelhuang/QuantSoftwareToolkit,michaelhuang/QuantSoftwareToolkit,QuantSoftware/QuantSoftwareToolkit,QuantSoftware/QuantSoftwareToolkit,michaelhuang/QuantSoftwareToolkit,QuantSoftware/QuantSoftwareToolkit