Adding open cv detection#3

Abin-k-Rajan wants to merge 2 commits intoR4j4n:masterR4j4n/Face-recognition-Using-Facenet-On-Tensorflow-2.X:masterfrom

Abin-k-Rajan:Adding_OpenCV_detectionAbin-k-Rajan/Face-recognition-Using-Facenet-On-Tensorflow-2.X:Adding_OpenCV_detectionCopy head branch name to clipboard