Version 0.2.2b
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    - Slight changes for inclusion in PyPI.
    - Some documentation changes
    - Added tests
    - Fixed the bug, where interval addition via [] would not work properly in Python 2.7
      (see http://bugs.python.org/issue21785)
    - Added intervaltree.bio subpackage, adding some utilities for use in bioinformatics
    
Version 0.2.2b
--------------

    - Forked from https://github.com/MusashiAharon/PyIntervalTree