Update 0.13.0

If not added in Update 0.12.0:
 * Nether
 * Potions
 * Hunger
 * Sneaking
 * Running
 * Ocelot
 * Maybe the End?
 * Ender Dragon?
 * Beacons?
 * Poisonous Potato
 * Enchanting
 * Redstone
 * Pistons
 * Sticky Pistons
 * Slimeball
 * Pressure Plates
 * Lever (switch)
 * Buttons
 * Redstone Torch
 * Activator Rails
 * Detector Rails
 * Iron Door
 * Iron Trapdoor?
 * Hopper
 * Dropper
 * Trapped Chest
 * Tripwire