OpenCV in Swift 3

http://saitoxu.io/2016/11/06/how-to-use-opencv-in-swift.html

http://stackoverflow.com/questions/28487146/how-to-add-live-camera-preview-to-uiview

UIImage Orientation problem: http://stackoverflow.com/questions/3561738/why-avcapturesession-output-a-wrong-orientation

https://www.toptal.com/machine-learning/real-time-object-detection-using-mser-in-ios