Snes9x v1.54Changed the S-SMP core module to one written by byuu. (This has the effect of increased accuracy, fewer speed hacks, but also regresses a few speed-hack games.)Improved IRQ emulation in several cases.Added rewind support.Included libretro port.Added bps soft-patching support.Fixed MMC bank register bit 7, restored 64mbit ExLoRom map.GTK+, Windows: Added xBRZ filter.GTK+: Fixed several issues with GTK+3.GTK+: Added extra aspect ratio options.GTK+: Added option to mute sound when using turbo mode.GTK+: Fixed expose handling to reduce overdraw and improve performance.GTK+: Updated and universalized Spanish translation.Unix: Added Xv support and fixed several bugs.Win32: Added CG meta shader support.Win32: Added support to detect joypad changesWin32: Fixed unicode command line parameters, fixed controller command line parameters.Win32: Added quit hotkey.Win32: Fixed custom rom dialog.Win32: Fixed various cheat dialog issues.Win32: Added hotkey for fast forward toggling.Win32: Added drag and drop support for movies.Win32: Fixed blargg filter for regular width hires.Win32: Fixed snapshot loading from unicode paths.Win32: Changed open-with file-association method, should no longer change explorer icons for otherwise unassociated extensions; removed legacy extensions.