added gitignore
added compiled feature files
added README.md
changed function run to be named train
added functionality to recompute features
edited readme
added calculation of top 3 features
README.md additions
README.md changes and changes saved model.p to trained_classifier.p
fixed typo
file input/ouput using with
changed run_final_classifier to recompute the model to avoid having to upload a huge file to github
fixed bug in calc_rgb_corr when faced with grayscale images