Log Message:
Changes 20131015:
* Fix AVX2 detection bug with "limit CPUID" enabled in BIOS
* Fix a few minor bugs found with a static analyzer
* Fix cases in which intra refresh allowed prediction from disallowed pixels
* x86inc: Check for __OUTPUT_FORMAT__ having a value of "x64"
* configure: Support cygwin64
* x86: Faster AVX2 pixel_sad_x3 and pixel_sad_x4
* x86: SSSE3 implementation of pixel_sad_x3 and pixel_sad_x4
* Transparent hugepage support
* AVC-Intra support
* Windows Unicode support
* Fix GPAC support on Windows
* Fix masked access violation in KERNEL32