[PATCH] Store "from" and "subject" headers in the database.

[Austin Clements]

Quoth Pieter Praet on Nov 11 at  2:38 am:
> On Fri, 11 Nov 2011 02:33:38 +0100, Pieter Praet <pieter at praet.org> wrote:
> > On Sun,  6 Nov 2011 12:17:36 -0500, Austin Clements <amdragon at MIT.EDU> wrote:
> > > This is a rebase and cleanup of Istvan Marko's patch from
> > > id:m3pqnj2j7a.fsf at zsu.kismala.com
> > > 
> > 
> > Fantastic performance improvement Austin!  [...]
> 
> ... and Istvan Marko, of course! Thanks!

Yes.  This is really Istvan's patch.  I just dug it out of the
archives and cleaned up some whitespace.