0.7.0: Declare NonBlockingReader at package level

0.6.0: Ensure that select returns True after end of file.

0.5.3: Fix TROVE classifiers

0.5.2: Improve README file

0.5.1: Add Continuous Integration tests
    - add support for Travis-CI
    - add a CHANGELOG.txt file

0.5.0: First tagged version
