fix array dimensions in GoUtilities' verticesForHandicap:boardSize:
fix array dimensions in GoUtilities' verticesForHandicap:boardSize:

herzbube/littlego,puremourning/littlego,herzbube/littlego,puremourning/littlego,herzbube/littlego,herzbube/littlego,puremourning/littlego,herzbube/littlego,puremourning/littlego