added Prowl support.

example usage:
other={1}{B} name(Prowl)
otherrestriction=prowl

projects/mtg/src/Player.cpp

@@ -33,6 +33,7 @@ Player::Player(GameObserver *observer, string file, string fileSmall, MTGDeck *
     skippingTurn = 0;
     extraTurn = 0;
     drawCounter = 0;
+    prowledTypes.clear();
     doesntEmpty = NEW ManaCost();
     poolDoesntEmpty = NEW ManaCost();
     if (deck != NULL)