reader/writer: support #ephemeral topics
Merge pull request #103 from mreiferson/ephemeral_topics_103

allow #ephemeral topics
Document Python 2.6, Python 2.7, CPython support. Document beta status.
Merge pull request #106 from ijl/pypi_docs

Docs for PyPi
Specify install_requires in setup.py for installation of dependencies
Merge pull request #108 from ijl/install_requires

Specify install_requires in setup.py for installation of dependencies
absolute_import
Merge pull request #110 from ijl/abs_import

absolute_import