Updated version of our card sorting AR app, now for Oculus + OVRVision

Based heavily on the Oculus SDK v0.8.0 samples, the OVRVision SDK v1.6.0 samples, and http://docs.opencv.org/3.1.0/d5/dae/tutorial_aruco_detection.html#gsc.tab=0

#Building it You will need:

1. OpenCV
2. The OpenCV contrib modules from github (to get aruco)
3. The OVRVision SDK
4. The Oculus SDK