Make checks more strict.
Make checks more strict.

Make the checks in (Dis)connectInputsGameTx stricter.  This enforces
more assumptions on game transactions, which should, however, be
satisfied in practice.

fsb4000/huntercoin,chronokings/huntercoin,wiggi/huntercoin,chronokings/huntercoin,fsb4000/huntercoin,domob1812/huntercoin,wiggi/huntercoin,wiggi/huntercoin,domob1812/huntercoin,domob1812/huntercoin,wiggi/huntercoin,fsb4000/huntercoin,chronokings/huntercoin,domob1812/huntercoin,fsb4000/huntercoin,chronokings/huntercoin