Adds setup.py

Adds a minimal setup.py file to allow people to specify steamapi as a
dependency in other projects.
Update LICENSE

Added small note saying that "Smiley Barry" is actually an alias.
Merge pull request #6 from scottrice/master

Add a "setup.py" file for allowing proper use in other projects.
Update README.md

"pdb.set_trace()" shouldn't have been there. That might even *break* the example.
Oops.
Update README.md

Added comment about Google App Engine failing my example.
Merge branch 'master' into autopopulated-interfaces