[ESS] ESS in brew syntax files

[Sven Hartenstein]

* Stephen Eglen wrote:
> I am keen at getting noweb-mode.el updated, which would mean us
> including multi-mode.el, which this brew solution uses.
>
> However, for now, why not just write a short note on the emacswiki so
> that other users can easily find Felix's nice package?
>
>    http://www.emacswiki.org/emacs/EmacsSpeaksStatistics

Good idea! I just added a short note there.

Sven