Improved sorting test
Minor sort optimizations
Separate graph and ga cleanup routines
New fitness function incorporating skin density
:lipstick:
Improve fitness performance slightly
Tune selection bias
Simplify mate selection implementation
Remove terminating case from GA
NEW ALGORITHM: Use a (bad) PBSHC to search in dimension 8

This code is in desperate need of a cleanup. Also, the results suck. After
24 hours, I have only done 5 generations and only found length 39 :(