Changed Tax from 1-20 to 1-50.
Allows a player to lose turns.
Added Insanity Card.
Renamed cooldown and duration to maxCooldown and maxDuration, respectively.
Added unfinished HPMPDrain spell.
Added SummonPet spell.
Added new attributes for Hero to use and attack with Pet. Also tried to correct Attack method. MPDrainTest still fails.
Fixed CardTest: FountainOfYouth.
Comment to point out FreeCommonItemTest sometimes fails.
MPDrain also sometimes fails.
Altered attack method a bit to pass monsterTest.