[CM] new gui front end for CM

[Rick Taube]

There is a new "front end window" for CM 2.5.0 available in CVS. 
Documentation and pretty pictures are here:
	http://pinhead.music.uiuc.edu/~hkt/cm/doc/dict/cmio-topic.html

Documentation on the (cmio) function itself is here:
	http://pinhead.music.uiuc.edu/~hkt/cm/doc/dict/cmio-fn.html

many many thanks to anders vinjar and dave phillips for testing the gui 
out on their machines.

thats its for 2.5.0, i hope to have a tarball release available early 
next week

--rick