made the solvepnp a bit more modest; test 5-point configuration instead of 4-point in some cases; reduce the noise in 4-point configurations in other cases

REG_NONE defined in ml.hpp conflicts with defined in Winnt.h

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

Everything else depends on it, after all.

(cherry picked from commit cf54e3b9)

Conflicts:
	cmake/OpenCVPackaging.cmake

(cherry picked from commit 6d52ea89)

Which also happens to align the non-Debian specific variables
with the ones used by upstream CMake.

(cherry picked from commit b8c60234)

Conflicts:
	cmake/OpenCVPackaging.cmake

It's pretty much a simplified copy of the Linux script, lacking fancy colors.
Also, I had to drop Python testing, because it's not easy to pass the Python
module location to the script, and I have no pressing need to run the Python
tests at the moment.

(cherry picked from commit c1e3ca17)

Conflicts:
	CMakeLists.txt

Because why not?

(cherry picked from commit e8a73940)

Conflicts:
	data/CMakeLists.txt

They don't actually do anything. And even if they did, all components are
enabled by default, anyway.

(cherry picked from commit 49fe4969)

Conflicts:
	cmake/OpenCVPackaging.cmake

FFmpeg now requires that frames allocated with avcodec_alloc_frame are
freed with avcodec_free_frame.

(cherry picked from commit 77578d41)

Conflicts:
	modules/highgui/src/cap_ffmpeg_impl.hpp

The HAVE_DOC_GENERATOR variable was always true.

(cherry picked from commit 3d46c1f9)

Conflicts:
	doc/CMakeLists.txt

... before any exceptions occur.

(cherry picked from commit 08da247a)

(cherry picked from commit 16ce114e)

    modules/videoio/src/cap_gstreamer.cpp:577:31: error: invalid suffix on literal; C++11 requires a space between literal and identifier [-Wreserved-user-defined-literal]
            filename = "v4lsrc ! "COLOR_ELEM" ! appsink";
                              ^
    modules/videoio/src/cap_gstreamer.cpp:585:32: error: invalid suffix on literal; C++11 requires a space between literal and identifier [-Wreserved-user-defined-literal]
            filename = "v4l2src ! "COLOR_ELEM" ! appsink";

looks like Maksim was right; the new fix does not do the second attempt to detect python libs, it finds it correctly with the first attempt

- note: uses VFPv3 instructions
- also added overloaded cvRound variants with float and int parameters
- thanks to Marina Kolpakova from Itseez for idea
- thanks to developers from #llvm IRC channel for help with inline asm

explained reason why IPP is disabled on 32-bit Linux. disable IPP's minMaxLoc_32f on 32-bit OSes only