From: Sam Perman <sam_at_permans.com>
Date: Fri, 25 May 2012 16:51:51 -0400

Hi

We want to be able to cache the 404 responses from our server no matter
what cache controls we set on the response, the headers that are returned
are always set to no cache (I think because reseponse.sendError ultimately
resets the cache control headers)

Any ideas?

thanks
sam