Merge pull request #64 from Roobiz/master

- add doc for presence.unsubscribe stanza
1.6.1
1.6.2
Fix typo
Add details about XEP-0308 last message correction
1.7.0
Merge branch 'master' of github.com:lloydwatkin/xmpp-ftw-demo
1.7.1
1.7.2
Switch to using 'open' event
1.7.3
Not used, don't include
Logout of xmpp on disconnection
1.7.4
Fixed node references as pointed out by @imaginator
Add publish response, fixes #65
Add link to skeleton project.
1.7.5
Split boxes
1.7.6