Genesis Plus GX 1.7.2 (24/11/2012) (Eke-Eke)

[Core/SCD]
added default TOC for Shadow of the Beast II (prevent hangs when audio tracks are missing)
fixed CD-DA fader muting
fixed PCM channels panning on reset
fixed backup RAM file management when using disc swap with Mode 1 cartridge
incremented CD drive read latency: fixes Space Adventure Cobra (freeze when opening coffin at 2nd morgue scene)
improved CDD emulation accuracy: fixes Snatcher (freeze at the end of Act 2) & various CD player bugs
improved MAIN-SUB memory map mirroring in SCD mode (verified on real hardware by Charles McDonald)
implemented cycle-accurate "stopwatch" register emulation

[Core/Sound]
fixed broken PSG noise frequency
fixed incorrect Game Gear PSG stereo emulation
implemented cycle-accurate Game Gear PSG stereo

[Core/VDP]
fixed broken VDP DMA from SVP ROM latency (graphic errors in Virtua Racing)

[Core/MD]
added Super Mario World 64 (unlicensed) cartridge hardware emulation
[Core/Input]
added automatic detection for CD games with Justifier/Menacer support
improved Justifier/Menacer emulation

[Gamecube/Wii]
fixed screen rendering when borders are disabled
added configurable on-screen CD leds

[Wii]
DVD light now indicates when virtual CD tray is open
fixed automatic input settings detection
improved lightgun crosshair positioning