ORIU Project
inspired by: https://github.com/utkuozbulak/facial-expression-recognition
get data here: https://www.kaggle.com/c/challenges-in-representation-learning-facial-expression-recognition-challenge
dlib functions: http://dlib.net/imaging.html#get_frontal_face_detector
tutorial: https://www.pyimagesearch.com/2017/04/03/facial-landmarks-dlib-opencv-python/