Minor but fun changes today

[Alan DeKok]

On Feb 11, 2015, at 10:35 AM, Phil Mayers <p.mayers at imperial.ac.uk> wrote:
> Cool. I was going to suggest a talloc_pool() for REQUEST's a while back but never got round to doing any measurement.

  It’s noticeably faster.  While we were on that work, we made a few other changes which improved other areas.

> I guess the pool size could be a global but it's almost certainly unnecessary - most requests won't be around for long enough for it to matter.

  The talloc documentation says to *not* use a pool per request.  But their use-case is a bit different, I think. 

  It works, it’s faster, and the code changes are small.

  Alan DeKok.