Welcoming Brian Dessent as setup maintainer

[Brian Dessent]

Igor Pechtchanski wrote:

> I have had a preliminary patch on this for a long while, but no chance to
> work further on it.  There are some bugs, but the basic functionality is
> there.  Brian, would you be interested in reviewing it?

Yes, certainly.  It would be nice to try to use these things that exist
already (like ldesc or package size) for some useful purpose.  Disk
usage would be a good candidate since it could be a running sum and a
lot easier to work into the screen real estate.

Brian