1.7 (2015-06-27)
  - Default to using DNS over TCP

1.6 (2013-09-24)
  - Add support for Python 3

1.5 (2011-10-24)
  - Tolerate type errors in options
  - Refine normalization of OpenIDs and domain names
  - Refactor a few functions
  - Add many unit tests

1.4 (2011-10-16)
  - Ignore non-SRV records in lookup_avatar_server()
  - Mark package as production/stable

1.3 (2011-09-03)
  - Fix quoting of "default" parameter
  - Add unit tests

1.2 (2011-07-06)
  - Security fix: sanitization of DNS results
  - Update package description

1.1 (2011-06-02)
  - Add dependency on pydns 
  - Add a changelog

1.0 (2011-06-01)
  - Initial public release
