NES emulator has been updated recently. Changes:
- Fixed broken color emphasis calculation.
- Fixed a bug on APU reset.
- Fixed bitmap/screen clearing.
- Fixed keyboard buffer clearing call time.
- Fixed keyboard key status, immediate poll shouldn't occur.
- Added a fix to make Famitracker NSF files compatible, no crashing.
- Added NSF header display information.
- Minor additions to the APU savestate, plus bug fixes.
- Changed the video timing system to something MUCH easier.
- Updated color emphasis' table of coheficients.
- Cosmetic changes, minor fixes and cleanups.
- Documentation updated.