Removed ofxReprojection class
Refactor ofxReprojectionRenderer -> ofxReprojectionRenderer2D
Removed references to ofxDirection
Updated example to reflect new class structure
Removed all projector dimensions from ofxReprojectionCalibration.
Removed projector dimensions from ofxReprojectionRenderer2D, now using relative coordinates [0,1]x[0,1].
Removed traces of 3D rendering methods from ofxReprojectionRenderer2D.
Updated example-ofxKinect to new class structure.
Removed ofxGui depedence.
Removed pixel2world helper functions. will add to suitable place later.
Changed ofxReprojectionCalibrationData to be independent of ofxReprojectioNCalibration. It is now passed in as a pointer to the init() function in calibration.