[Fluxus] commits: midi-out

[Rob Bothof]

  thanx!!
> hi all,
>
> initial midi-out support is added to git. it breaks old midi code.
> (midi-info) now returns outport ports also.
> (midi-init) is replaced by (midiin-open) and (midiout-open). 
> (midi-close) is replaced by (midiin-close) and (midiout-close).
>
> the command that sends midi messages is (midi-send), which expects 1 
> to 3 integers.
>
> i haven't got any midi output device, so i only tested it briefly with 
> virtual midi piano keyboard (http://vmpk.sourceforge.net/)
>
> (require fluxus-017/fluxus-midi)
>
> (displayln (midi-info))
>
> (midiout-open 0)
> (midi-send 144 64 90)
> (sleep 1)
> (midi-send 128 64 10)
> (midiout-close)
>
> best,
> gabor
>