[Genesis]
- YM2612 bugfixes (MAME core):
.fixed EG Decay->Substain transition when SL & DR are minimals: fix tracks #3 and #9 in "Mega Turrican"
.fixed a bug in SSG-EG emulation code: fix Level 1 music in "Alisia Dragoon"
.modified SSG-EG Decay End Level: fix some sound effects (ChainSaw, Zap...) in "Beavis & Butthead"
.improved Detune overflow accuracy: fix very high frequency sounds in many games
.fixed registers 0x20-0x26 Reset state: fix intro music in "B.O.B"
.reverted incorrect fix with KEY ON: fix "Flamethrower" sound effect in "Alien 3" and many others
- adjusted HCounter values: fixes line flickering in "Sonic 3D" bonus stage
- adjusted VINT timing: fixes hang-up in "V.R Troopers"
- improved HBLANK flag accuracy: fixes line flickering in "Gouketsuji Ichizoku"
- fixed broken Z80 access to WRAM: fixes hang-up in "Mamono Hunter Youko"
- modified JCART emulation: fixes corrupted tracks logo in "Micro Machines 2"
- added Blargg's NTSC Filters support (NTSC video artifacts emulation)
- optimized VDP rendering core, rewrote 68k interface (memory handlers, cycle execution, interrupts): greatly improved emulation speed
[NGC/Wii]
- remove slowest libsamplerate settings under "HQ YM2612" option, only keeps SRC_LINEAR (faster) and SRC_SINC_FAST (better)
- added an option to enable/disable bilinear filtering
- rewrote video engine: improved horizontal scaling (VI+GX), improved rendering speed (direct texture mapping)
- removed embedded font, (re)enabled IPL font support: now should works for Qoob users too (thanks to emukiddid)
- fixed "Reset" button behavior, now acts more like Genesis Reset button ;-)
- patched libfat for faster SDCARD accesses (thanks to svpe)
- SRAM and SaveState filenames are now based on the ROM filename (for FAT devices only)
- various bugfixes, menu tweaks and code cleanup
[Wii only]
- implemented fast scrolling in menu using Wiimote D-PAD
- added "Power" button support
- added USB Storage support
- Widescreen menu fix
- *new* libogc 1.7.0 features: SDHC support, Wiimote shutdown button support
