Beginning of implementation of Planechase.

10 or so initial planes that (mostly) have been tested, no phenomenons as yet and no modifying yet of chaos rolls.  Also no support for a user to be able to set if it is planechase (able to do so via the cheat button).

Mage/src/main/java/mage/game/events/GameEvent.java

@@ -231,6 +231,7 @@ public class GameEvent implements Serializable {
         CAN_TAKE_MULLIGAN,
         FLIP_COIN, COIN_FLIPPED, SCRY, FATESEAL,
         ROLL_DICE, DICE_ROLLED,
+        ROLL_PLANAR_DIE, PLANAR_DIE_ROLLED,
         PAID_CUMULATIVE_UPKEEP,
         DIDNT_PAY_CUMULATIVE_UPKEEP,
         //permanent events