Kings should not have value in Genetic_AI scoring
Kings should not have value in Genetic_AI scoring

Since kings are always on the board, their value in the
Piece_Strength_Gene servers as a bias that skews the scores of genes
that reference it.

MarkZH/Genetic_Chess,MarkZH/Genetic_Chess,MarkZH/Genetic_Chess,MarkZH/Genetic_Chess,MarkZH/Genetic_Chess