Added almost all Corpse cards

And added new YesNoQuery package that is made specifically for getting the "Yes/No" answer from the player.
Skeleton encounter isn't implemented yet - need to reach the Monster Combat overhaul stage.
Added all Crypt cards

Right now Rope and Potion doesn't work - they only trigger info messages.
On Shuffle, take the card from corresponding deck afterwards
Enforce the maximum of 4 players

For now, the limit is the same as in original boardgame
Added toString to PlaceTile message
Cosmetic change
Change how Game.placeTile gets its rotation
Added WizardCurse effect
Cosmetic change
Tile.refreshImage now called only once, instead of every rotation
Added VampireBats and TorchGoesOut Room cards

Torch Goes Out doesn't work as original - no number choosing or anything, it just rolls 1d6 and compares it against >= 3.
Added most of the Room cards

Only monsters and sneak attacks are missing