Adds __pycache__ and *.pyc to .gitignore
Adds tox config for 2.7, 3.4 and PyPy
Adds Python 3 compatible JSON loading
Change tests that cannot possibly work on Python3
Encode the result of the renderer in bytes for Python 3 compatibility
Update changelog and credits
Merge pull request #27 from seantis/master

Adds Python 3 Compatibility