Changes for version 0.03
- Update selection/replacement dispatch method to play well with DProf, may change back someday..
- Speedup of A::E::Util::str_agreement at the price of utf8
- Other misc speedups
- Change StringEvolver to use blessed hash, for better reuse prospects
- Added ArrayEvolver, mimicking StringEvolver for array genes
- Added "Breeding Perls" example