Viola Jones algorithm
Adds HAARTracker, FaceTracker, EyeTracker and MouthTracker
Adds HAAR data converted from OpenCV training data
Adds face tracker demos
Removes unused tracking.Math.hammingDistance method
Removes unused tracking.Matrix.transform method
Adds tracking.Matrix.computeIntegralImage method
Adds tracking.Math.intersects method
Removes type attribute from Tracker implementations
Removes unecessary polyfils
Updates version
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