1.0.0, Sep 06 2014  -- Initial release.
1.0.1, Sep 06 2014  -- Updated documentation.
1.0.2, Sep 06 2014  -- Raise exception on short strings.
1.0.3, Sep 07 2014  -- Optionally allow short strings, optionally preserve case
1.0.4, Sep 07 2014  -- Removed extraneous debug messages
1.0.5, Sep 08 2014  -- Modified 'lower' to 'preserve_case', updated docs.  Added tests.
