There is a small typo in examples/face_recognition_knn.py, examples/facerec_ipcamera_knn.py.

Should read `euclidean` rather than `eucledian`.

Real time facial recognition on ip cameras using knn.

* face recognition with knn

* improved knn, added doc and tests

* updated for flake8

* fixed requirements

* fixed paths in test

* fixed additional paths in test

* updated tests

* updated readme

* Add recognition with k-nearest-neighbors classifier

* Correcting for PR comments

* remove scikit-learn from global requirements

* remove scikit-learn from setup requirements

* Add intro to knn example