Found via `codespell -q 3 --skip="./3rdparty" -I ../opencv-whitelist.txt`

of WINRT samples

This removes requirement to add OPENCV_WINRT_INSTALL_DIR with backslash in the end

in case trailing slash is presented VS handles duplicated slashes w/o issues

Updates README to reflect setup_script build capabilities and requirements to setup binaries and includes for sample applications. Fixes #24

Signed-off-by: Maxim Kostin <v-maxkos@microsoft.com>

Added build script to automate generating, building and installing OCV for WinRT, WindowsPhone 8, WindowsPhone 8.1. Added readme and .bat script wrapper. Added standalone script to build and install pre-generated projects.
Signed-off-by: Maxim Kostin <v-maxkos@microsoft.com>

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

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

Fixed flann build with NEON;
Fixed Haming distance with NEON;
Honest cvRound for WinRT added;
cvRound test added;
Video IO with direct show disabled;

GPU module turned off;
TIFF support turned off;
Windows Managment and Video IO (VFW) turned off.