Fix game logic for overpaid hunters.
Fix game logic for overpaid hunters.

After the life-steal fork, hunters created with more than the required
amount of coins in them have the extra value put into the game fund.
Before the fork, however, this should not happen.

chronokings/huntercoin,wiggi/huntercoin,domob1812/huntercoin,chronokings/huntercoin,wiggi/huntercoin,chronokings/huntercoin,wiggi/huntercoin,chronokings/huntercoin,domob1812/huntercoin,wiggi/huntercoin,domob1812/huntercoin,domob1812/huntercoin