- handling graceful shutdown gracefully, e.g. processing existing streams to the end.
- h2 status resource follows latest draft, see
http://www.ietf.org/id/draft-benfield-http2-debug-state-01.txt
Configure it as
<Location "/.well-known/h2/state">
SetHandler http2-status
</Location>
- support for 'Expect: 100-continue' handling