Conflicts:
	modules/highgui/src/window_QT.cpp

A difference of two pointers was casted to unsigned which can lead to
overflow on 64-bit systems.

If used cl compiler, but generator is not Visual Studio e.g. Ninja,
enable FS option to prevent blocking PDB file in multithreaded build.

fixed mjpeg encoder so that libjpeg-based decoder does not complain on extra bytes in the end of stream

- fixes the Calib3d_StereoCalibrate_C testcase.
update comment regarding cv::SVD::MODIFY_A