v0.2.1, 20140818 -- Fix tests

        * Update to latest version of httpsig
        * Brought 0.1.x fixes in to 0.2.x branch

v0.2.0, 20140803 -- Move to use httpsig package

        * Update documentation
        * Adapt to httpsig (thanks Konstantinos Koukopoulos)
        * Using draft 03 lastest version

v0.1.8, 20140818 -- Improve dependency management

        * Loosen dependencies in setup.py
        * Fix signature/headers regular expressions
          (Thanks Christopher Grebs)

v0.1.7, 20140802 -- Fix fetching user data

        * Correctly handle a bad API KEY, adapt test code
          (Thanks @benctamas)

v0.1.6, 20140706 -- Slight improvement to API

        * Return API key on successful authentication
          (Thanks Konstantinos Koukopoulos)

v0.1.5, 20140613 -- Document installation issue

        * Document workaround on installation problems

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
