PORT & CLLIB use defsystem now

[Sam S. <sd...@gn...>]

1. packages PORT (in src/port) and CLLIB (in src/cllib) use defsystem now.

2. "proc.lsp", based on "processes.lisp" (from Cycorp), has been added
   to PORT.  It implements LispM-style portable multiprocessing.

3. CLLIB underwent a large repackaging.  there should be fewer
   dependencies, and you should be able to get what you want without
   getting a lot of what you do not want.

-- 
Sam Steingold (http://www.podval.org/~sds)
Micros**t is not the answer.  Micros**t is a question, and the answer is Linux,
(http://www.linux.org) the choice of the GNU (http://www.gnu.org) generation.
Beauty is only a light switch away.