Revision history for Normalize

0.31    Tue Feb 24 2009
        Some changes in POD
        Some fix in tests (change perl path)

0.3    Mon Feb 23 2009
        First public CPAN release
        
0.2    Mon Feb 23 2009
        - fix normalize_to_min() with zero score values
        - add arrayref support
        
0.1    Mon Feb 23 2009
       Module birhday!