Add a few states for close alerts
Document close_callback necessary to process close alerts
Add transitions for close_notify alerts
Change PEER_INITIATED_CLOSE to SHUTDOWN
Indicate EOF to app somehow, in one more transition
Factor out common states
Add the app data exchange transition
Session lookup state description
Also refuse to renegotiate when sent a HelloRequest
Add close_callback as a parameter to ClientTLS.start
Merge pull request #1 from glyph/improving-app-states

Also refuse to renegotiate when sent a HelloRequest
Merge forward -- or the git equivalent of that
Indent
Merge pull request #25 from ashfall/improving-app-states

Basic state machine designs and improving app data exchange states in the handshake docs