- fix major slowdown after a few seconds of usage (thanks fincs)
- fix save states loading
- fix screen not completely cleared on rom launch (prevent garbage)
- remove black borders in fit, fit 4/3 and fullscreen modes
- add fps counter option
- add "high res" option, to be enabled only if really needed (secret of mana menus for example) as it impact perfomances
- update to latest snes9x.git