SwitchPlayerPower

This bloc of code allows you to switch the action your player will do when you use the "Attack" button. You need to put in the paramater the action you want to apply on him.

There are the compatible actions :
 * Invoke
 * Attack (Set the Player Power to Default)
 * Frostball
 * Fireball
 * ExplosiveCookie
 * Speak
 * PlaySound
 * Emoji
 * SwitchGravity