0.9_01 2010-02-06
    - Added String::Numeric::Regexp
    - Refactored String::Numeric::PP to use String::Numeric::Regexp
      - This gives the PP version a performance increase of ~ 40-80 percent.
      - XS version is ~ 400-600 percent faster than PP version and ~ 150-300
        percent faster than using regexp.

0.9 2009-11-20
    - Added more tests, 100% coverage.

0.2 2009-10-14
    - Improved documentation.

0.1 2009-10-12
    - Initial release.