Merge pull request #6 from jasonmyers/master

Fixing a few imports and name resolution in user_message.py
readme update
README edits for consistency, clarification
readme section split for easy scanning
readme update: clarification on python bindings
wiki blessing
wiki blessing

Did I really just omit punctuation?
Merge pull request #9 from jasonmyers/master

Fixed missing import in packet.py
property name incorrect in packet index
removing some outdated code in packet index
Fixed missing import and unreachable NotImplementedError