[pubsubhubbub] PubSubHubbub on TyphoonAE

[Tobias]

Hi everyone,

I've written a short guide on how to set up a PubSubHubbub hub on
TyphoonAE. See http://code.google.com/p/typhoonae/wiki/PubSubHubbubWithTyphoonAE
for further details.

Kind regards,
Tobias