Calib3d badarg tests fixed. Default exception handling enabled;
Highgui Video I/O tests fixed on ARM;
Code cleanup.

The changes must be applied after buildbot update only!

Windows RT sample cleanup.
Video I/O code cleanup.

Note that MinGW defines NOMINMAX by default.

Corrent histogram output on YUV image implemented;
Some code refactoring done.

Gistogram output does not work propertly due color conversion problems.

Unused scenarious removed.
Grey scale convertion replaced with cv::Canny call.

Microsoft Media Foundation Camera Sample for Windows RT added.

Development release of TBB with WinRT support added;
TBB.dll is placed in bin folder now.

Bug in Video for Windows capture init fixed;
Media Foundation based capture finalization fixed;
Highgui tests for video i/o updated.