[Mimedefang] MIMEdefang mimedefang.sock unsafe

[doug]

Thanks for the suggestions everyone, much appreciated.  Unfortunately its
still quite unstable though, but scheduled to upgrade from this vm box to
some proper hardware soon, so hopefully that along with a new (improved)
install will perform better.

Looking forward to joining in with the greylisting conversation soon if all
goes well!

And apologies for the new threads.