* cleaned test folder(s)
* added example files for human testing
* added old example files for human testing to tests folder
* updated FluidMelBands argument ordering to match C++
* invert pca (#80)
* invert pca
* remove old test code (#75)
* inappropriate error check on FluidBufToKr
* FluidPlotter: Click and Drag to Zoom (#87)
* Add AmpCurve, OnsetCurve, NoveltyCurve + buf versions (#79)
* Add AmpCurve, OnsetCurve, NoveltyCurve + buf versions
* Classes: Rename <X>Curve -> <X>Feature
* cpp plugins: <X>Curve -> <X>Feature
* Curve -> Feature in SC / cpp code
* Novelty<X>: feature -> algorithm for input algorithm choice
* do rest of changes of feature -> algorithm
* BufNoveltyFeature needs a shorter internal name
James Bradbury