[m-rev.] for review: document how "next integer" operations handle infinite values

[Zoltan Somogyi]

On Wed, 5 Sep 2018 01:40:29 +0000 (UTC), Julien Fischer <jfischer at opturion.com> wrote:
> Any comments on this?  I'd like to get it into to today's rotd build
> if possible.

I didn't check the log, sin, cos etc ops in the newly added parts of the .exp2 file,
but the diff seems fine.

Zoltan.