v0.1.4, 20140613 -- Improve installation

        * Make requirements file comply with docs.
        * Decide on http_signature commit.

v0.1.3, 20140220 -- Upload to PyPI

        * Prepare docs to upload package to PyPI

v0.1.2, 20140219 -- Package data and clean up

        * Updated package classifiers
        * Cleaned up unused code in authentication.py

v0.1.1, 20140217 -- Documentation and clean up

        * The package can be installed.
        * Continuous integration via Travis.
        * Unit tests for the authentication code.
        * General docuementation in the README file.

v0.1.0, 20140217 -- Initial release
