[Rd] Minimal DESCRIPTION file

[Jeff Gentry]

> My question is, what else is necessary for a minimal package?  "Writing R
> Extensions" states:
>    "The `Package', `Version', `License', `Description', `Title', `Author',
>     and `Maintainer' fields are mandatory..."
> So should I really add all these (superfluous) fields, to avoid future
> rejection?

Mandatory does seem to imply something being mandatory. :)