Nov-2020
Added weights and residual calculations to PolyFitVisitor
Implemented LogFitVisitor
Implemented ExpoSmootherVisitor (exponential smoothing)
Implemented HWExpoSmootherVisitor (Holt-Winters double exponential smoothing)
Implemented consolidate()
Specialized std::hash for DateTime
Implemented [Max|Min]SubArrayVisitor (sub-intervals with max/min sums)
Replaced all Max/Min’s with Extremums visitors and typedef’ed Max/Min
Implemented LowessVisitor (Locally Weighted Scatterplot Smoothing)
Implemented StepRollAdopter
Implemented DecomposeVisitor (STL time-series decomposer) with additive and multiplicative options
Enhanced documentations
Fixed bugs and compile issues