random projection

removed return statement for void

small changes

rename matrix to matrix_type to avoid collisions with ofxDarknet

saving pca

fixed pca reprojection, removed old scratch notes

add pca to readme

update project files and changed addTrainingInstance to addSample

pca example working

updated to ver 0.9

added config for properly adding through PG

serializing svm

trying svr cross-validation but seems to be overfitting

added grid parameter search to svm

added getters and setters for MLP parameters