1.0.6 / 2015-02-03
==================
* use `npm test` instead of `make test` to run tests
* clearer assertion messages when checking input
1.0.5 / 2014-09-05
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* add license to package.json
1.0.4 / 2014-06-25
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* corrected avoidance of timing attacks (thanks @tenbits!)
1.0.3 / 2014-01-28
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* [incorrect] fix for timing attacks
1.0.2 / 2014-01-28
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* fix missing repository warning
* fix typo in test
1.0.1 / 2013-04-15
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* Revert "Changed underlying HMAC algo. to sha512."
* Revert "Fix for timing attacks on MAC verification."
0.0.1 / 2010-01-03
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* Initial release