Required for MSVC 2008, shouldn't affect results otherwise.

Required for MSVC 2008, shouldn't affect result otherwise.

Required for MSVC builds - shouldn't affect result otherwise.

Changed statements of type "#if __CUDA_ARCH__ >= 200" to
"#if defined __CUDA_ARCH__ && __CUDA_ARCH__ >= 200" in order to
avoid warnings about __CUDA_ARCH__ being undefined.

- Saliency stl array instead of pointer array added
- Perf test in Extra Repository
- Epsilon change to 10E-3