use SML for website news

index: Love of god we needed better handling of the situation where
there was no news at all.

news: Much simpler. There's no more functions for adding news, since
it's easy to add with a text editor. Also provide a way to view the
actual spool in its raw form for those interested.

CSS: Add information for the SMALL tag. Half the size of whatever the
text size currently is seems good, and still readable on iThing.

Package: :USE the SML package, since it's going to be integrated so
much.
control modifications

Reorder the function definitions to squelch style warnings when
INIT-SERVER is called.

When there is no translation for the WWW logical device, default it to
the required directories inside the document root. Coincidentally, if
`docroot' didn't have to evaluate to a pathname previously, it does
now.