Remove field from game_state struct in accordance with previous commit.
Remove field from game_state struct in accordance with previous commit.

eriknstr/klondike,eriknstr/klondike,en90/klondike,eriknstr/klondike,ICT-Infer/klondike,eriknstr/klondike,en90/klondike,ICT-Infer/klondike,ICT-Infer/klondike,ICT-Infer/klondike