tests

[Matthew Fluet]

> I ran some tests through it and it seems fine (empty file, etc.).  It takes
> a bit to get started, but who cares.  The actual optimizer doesn't clean up
> after itself tmp-file wise, but again, it doesn't matter.  Unless there is
> some emergency, I'm going to crash now.  A fine effort, and I am reminded of
> last year: I really have to start doing more ML programming so I won't be
> so slow at things like looking up basis library junk.

Thanks Henry.  We're wrapping things up here.  Overall, pretty good
results, I think.