[plt-scheme] View Keyword Docs in Emacs (Quack mode)

>  By the way, for doing MrEd GUI work, I generally recommend using DrScheme.
> If you want, you can have the files in Emacs at the same time they're in
> DrScheme, and keep the two in sync by reverting buffers.  On the Emacs side,
> I use "revbufs.el" when doing this with multiple files:
> http://www.neilvandyke.org/revbufs/revbufs.el

This is a little easier than waiting for the revert:

http://planet.plt-scheme.org/display.ss?package=drsync.plt&owner=grettke