Log Message:
Updated from version 0.979nb1 to 0.981.

Upstream changes:

0.981     2008-10-24
          finally fix very occasional hash ordering issue in tests
          fix typo in SYNOPSIS (thanks, Florian!)

0.980     2008-09-14
          fix inadvertant futzing with group generator args
            https://rt.cpan.org/Ticket/Display.html?id=38885
            thanks, trendele!