completed Ambassador Laquatus
updated unimplementable
Stoneforge Mystic is unimplementable
added getNrOfPermanents that takes in a filter
completed Faerie Swarm
added Crowd of Cinders
completed Drove of Elves
added Kithkin Rabble
completed Flailing Drake
added MagicWhenBlocksOrBecomesBlockedTrigger, simplify some cards
consolidate duplicate code