Retire cctech

Folks, I've belatedly realized that it's going to be a bit of a headache to implement the old cctalk/cctech crossposting duality under the new version of mailman. I seem to recall a discussion about retiring the cctech list and just continuing with cctalk, and that the consensus was in favor of that. I'll call this message a consent agenda indicating that I plan to do that, unless there's loud outcry. De