1.0.2 (2017-06-07)
    - Fix "mkdirs" py2/py3 compatibility

1.0.1 (2017-06-07)
    - Support for single integer size values for square thumbnails
    - Fix the event someone uses the Thumbnail constructor without passing in the app

1.0.0 (2017-06-07)
    - Add custom thumbnail storage
    - Support python 3.4+
    - Test code

0.2.2 (2017-05-06)
    - Removed Pillow from install_requires

0.2.1 (2015-03-15)
    - Fixed Pillow version

0.2 (2012-11-15)
    - Fixed problem in develop server
    - Add first test

0.1 (2013-04-23)
    Initial release.
