message: Add default parameters for SGBM::create
  Added default parameters for minDisparity, numDisparities and blockSize. This fixes a bug where SGBM::load would not compile.
diff: @@ -1917,7 +1917,7 @@ public:
  set StereoSGBM::numDisparities at minimum. The second constructor enables you to set each parameter
  to a custom value.
  */
  - CV_WRAP static Ptr<StereoSGBM> create(int minDisparity, int numDisparities, int blockSize,
  + CV_WRAP static Ptr<StereoSGBM> create(int minDisparity = 0, int numDisparities = 16, int blockSize = 3,
  int P1 = 0, int P2 = 0, int disp12MaxDiff = 0,
  int preFilterCap = 0, int uniquenessRatio = 0,
  int speckleWindowSize = 0, int speckleRange = 0,
  