BIOS and Miscellaneous stuff

[Kawa-oneechan]

• Multiple disk drives support.
• Standard library.
• Debug output via Debug device.
• Improve navigator.
• Integrate navigator into BIOS
• Consider further worth of command line — NC style combination?
• Have splash screen cut to a screensaver.
• • Screensaver itself is done and minified.
• About screen, by pressing a certain key on the splash screen.
• Look into MID file playback, perhaps integrate it into the BIOS.
• MIDI is still available but we have OPL3 and an IMF player now.