多机种模拟器higan v103发布

money_114

多机种模拟器higan发布新版，更新如下：

    added SuperGrafx emulation
    improved audio band-pass filtering for all emulated systems
    screen rotation is now a hotkey; automatically rotates control bindings
    screen rotation now supported on the Game Boy Advance as well (used by a small number of games)
    massive improvements to Mega Drive emulation
    massive code cleanups and rewrites to many CPU emulation cores (MOS6502, WDC65816, SPC700, etc)
    Famicom, Master System, Mega Drive: added PAL emulation support
    PC Engine, SuperGrafx, Master System, Game Gear, Mega Drive: added save state support
    PC Engine, SuperGrafx: added PSG sound emulation
    Master System, Game Gear: added PSG sound emulation
    Mega Drive: added Z80 APU emulation [with help from Cydrak]
    Mega Drive: added PSG sound emulation
    Mega Drive: added YM2612 sound emulation [Cydrak]
    Super Famicom: fixed Super Game Boy emulation
    PC Engine: added save RAM support (using per-game PCE-CD backup RAM)
    Game Boy Advance: substantial improvements to audio emulation quality
    Game Boy Advance: convert scanline-based PPU renderer to a dot-based renderer
    Game Boy Advance: properly initialize CPU state (fixes Classic NES Series games)
    Game Boy Advance: MUL timing corrected [Jonas Quinn]
    Mega Drive: emulate special mappers for Phantasy Star IV, Super Street Fighter II, etc.
    Super Famicom: use darker luma for INIDISP=0 (large improvement to Final Fantasy III opening)
    Super Famicom: fixed bugs in SMP OR1,AND1 instructions
    cheat code database regrettably removed from official releases; will be made available separately

http://byuu.org/