0.04  2014-06-06 00:47:15 JST
        - No change in features
        - Clear distraction files

0.03  2013-01-25 00:00:00 JST
        - Add create() factory method.

0.02  2013-01-21 00:00:00 JST
        - Fixed Windows bugs in tests.

0.01  2013-01-10 00:00:00 JST
        - First release.

