[m-rev.] for review: announce the new RNG framework

[Peter Wang]

On Sun, 5 Jan 2020 23:36:10 +1100 (AEDT), Julien Fischer <jfischer at opturion.com> wrote:
> 
> For review by anyone.
> 
> --------------------
> 
> Announce the new RNG framework.
> 
> Announce the deprecation of the old RNG.
> 
> NEWS:
>     As above.

That's fine.

Peter