Changelog:

- emu: fixed APU-BIOS-clone (jump to FFC9) (thanks mic_)
- emu: fixed World Cup Striker APU wrap RAM:FFBF to ROM:FFC0 (thanks mic_)
- emu: fixed crash on loading US version of Exhaust Heat2 (thanks Karl-Heinz)
- emu: fixed spc700 flags upon rcl/rcr opcodes (axelay volume) (creaothceann)
- emu: fixed NMI (accidently triggered NMI twice in snestest) (creaothceann)
- emu: draws mode7/bg2 only if extbg=1 (Secret of Mana intro) (creaothceann)
- emu: emulates voice-kun, plus remote control (but CD player isn´t emulated)
- emu: emulates sfcbox (with complete HD64180/DSP/GSU/OSD/RTC chipset)
- debug: prevents further apu-code execution (upon events) after breakpoints
- debug: added hd64180 disassembler (for sfcbox ATROM with BIOSKROM1.BIN)
- loader: add support for now-reversed little-endian dsp/seta roms
- video: matched window-size to PAL/NTSC resolution (239 or 224 lines)
- video: rendering supports 8bpp,16bpp,24bpp,32bpp (instead 15bpp only)
- video: faster master-brighness changes (eg. cworld demo, donkey kong country)
- video: softzoom (instead StretchDIBits) (faster on hires-to-normal view)
- video: optional draw/stretching via opengl/directdraw (experimental/unstable)
- controls: emulates 5/8 player modes (multiplay5 aka multitap)
- controls: supports PC-joystick/gamepads, keyb/button redef for 8 players
- controls: removed automatic-mouse emulation (was more annoying than useful)
- controls: Backspace BS-key=Whoosh on notebooks (except XBAND and NTTDATA)
- controls: F10-key re-enables all sound/video layers (thanks road for idea)
- xboo: added "TEST" mode (requires jmp 7Exxxxh) (maps CART after short delay)
- cartlist: added progress-bar and cancel-button to the allcarts.log function
- help: fixed typo (changed "2130h.Bit6-7" to "Bit4-5") (thanks mic_)
- help: added note on ST018 being dumped and being ARM cpu
- help: added note on APU jump to FFC9 and RAM-to-ROM opcode wrap
- help: added notes on different sgb icd2 chip versions (thanks d4s)
- help: added some note on EXTBG in Mode7 (and EXTBG garbage in Mode0-6)
- help: added more or less complete sfcbox specs
- help: added controller mods chapter (snespad, shift-regs, 1mm pins)
- help: updated list of hires/interlace and offset-per-tile games (creaothceann)
- help: updated multitap & superscope game lists (thanks KungFuFurby)
- tested: donkey kong country PAL on 200MHz pentium: 230% speed at 5 fps
- tested: donkey kong country PAL on 200MHz pentium: 100% speed at 20 fps