CloudCV backend will now use npm-opencv-native module to get OpenCV libraries in easy way
Added cloudcv.loadImage function to load image asynchronously
loadImage function has made global one.
Refactored camera calibration module: The algorithm was separated from the binding class.
Fixed bug in converting string enum to C++ type from string.
Fixed bugs in camera intrinsic calculation
Resized chessboard images to 1280x960
Added support for analyzeImage function to accept image buffer and filepath
Added documentation to ImageSource