Should now support binary and on-connection request info
Silence a few warnings in the example code
Correctly encode binary payloads
Add a little binary transfer example
Correct the encoding of multiple packets in a payload
Correct the transmission of binary over WebSockets
Don't dup the input channel on upgrade

I sort of want to do this, to prevent POST getting through to the web
socket - but because we read the current transport anyway in handler,
dup'ing the channel is pointless. In fact, it just ends up with a
duplicate delivery of some messages.
Add disconnect handlers for Socket.IO

...yet to actually be called
Implement support for onDisconnect