It should allow us to tell apart SSL and non-SSL connections.

We actually need the 'ajax' functionality now.

There is no need for the extra Names field when we can get it from the
certificate itself.

Can be used to show statistics about listeners to users and other
debug information.

Set the renewal timestamp on the initial certificate load.

* Add a gzip encoding handler
* Add cache-friendly headers to static content
* Refactor the status page handler to look like a http.Handler
* Update jquery to current version

If the server was signaled to shutdown when the Node was still waiting
to read its configuration, the configReady channel would never fire,
causing a lockup in NewNode().

We can't do low-level splice() since we don't have access to the raw
socket in the TLS case. This should work for clients though (maybe not
for sources).

This allows usage of HTTPS, IPs won't work well in that scenario.