for pubs menu item.

I don't have a hyperlink to the actual paper (except into the IEEE DL), but at
least now the paper is "in the list."

Add federation workshop talks.

<= len(max other one), except for a 'new' flag.

Reorder and tweak new pubs.
In main doc menu tell users they can browse the KB also.

Remove comment about old papers, new posting.

that got mangled in last rev.

"new" and explain why.  Temporarily make the papers menu item say "new"
(for about two weeks, I think).

Added WORLDS 04 paper to pubs page.

(was "actually appeared" order).

For now, put it first to reflect writing order and new-ness.
Later, reorder by publishing date.