new ConstMap to convert between OpenCV types and MATLAB
new ConstMap to convert between OpenCV types and MATLAB

maps OpenCV data types (depth) to the equivalent numeric class in
MATLAB, and vice versa.

CVML/mexopencv,fengzhyuan/mexopencv,nanit/mexopencv,nanit/mexopencv,CVML/mexopencv,fengzhyuan/mexopencv,bearpaw/mexopencv,bearpaw/mexopencv