docs: update master readme
docs: update master readme

vsingla2/Self-Driving-Car-NanoDegree-Udacity,vsingla2/Self-Driving-Car-NanoDegree-Udacity,vsingla2/Self-Driving-Car-NanoDegree-Udacity,vsingla2/Self-Driving-Car-NanoDegree-Udacity,vsingla2/Self-Driving-Car-NanoDegree-Udacity,vsingla2/Self-Driving-Car-NanoDegree-Udacity