- added CMake toolchain file
- added WITH_NVCUVID flag

- new reduce implementation (with kepler optimizations)
- saturate_cast via asm command
- video SIMD instructions in element operations
- float arithmetics instead of double
- new deviceSupports function

- fixed printCudaDeviceInfo for new CC
- fixed some compilation errors and warnings
- removed unset command from CMake script
- removed unused std imports

Introduced new Java API
void org.opencv.core.Core.setErrorVerbosity(boolean verbose)
used to suppress output to stderr from OpenCV's asserts

Common part of all source files is extracted to special header

changed diagnostic from "warning" to "note" in the python wrapper generator, to suppress some noise in opencv utilities

Code refactoring done.
OpenCV library version type changed to int.
Some UI labels updated.
OpenCV Manager verison incremented.