[CM] Snd 10.6

[Bill Schottstaedt]

Snd 10.6

more Ruby and Forth improvements from Mike.

sndlib.vsproj and other files for MS C sndlib from Rick and Andrew Burnson.

polyoid-env generator (generators.scm).

run improved.

checked: mpc 0.6, gmp 4.3.0|1, sbcl 1.0.28, gtk 2.17.0, fth 1.2.4

Thanks!: Mike Scholz, Thomas Baruchel, Rick, Andrew Burnson.