Add classifiers to zencoder-py package
Use setuptools instead of distutils
add version, author and title attrs to zencoder package
Change HTTP library from httplib2 to requests.
Remove unneeded test
Remove references to XML
Test python 3.3 and pypy
Remove dependency on `urllib.urlencode`
Remove `encode` method and use `json.dumps` directly.
Pass `response.content` into `ZencoderResponseError`
Implement unit tests with `mock`
Use assertTrue instead of assertGreater in tests.

The `unittest` module in py2.6 does not have assertGreater.
Update README
Merge branch 'master' into requests-http

Conflicts:
	zencoder/__init__.py
Add test for `Job.finish`
Add `live_stream` kwarg to Job.create
Merge pull request #18 from schworer/requests-http

Use Requests instead of httplib2