Hide creeper from frontend, prevent addition of creeper ammo via ammo scheme
This is a temporary measure because the creeper is still very unfinished.
This can be reverted when the creeper is finished.
sky = 21, 20, 38
border = 141, 151, 213
music = snow.ogg
clouds = 9
object = plant1, 3, 65, 258, 80, 2, 1, 0, 0, 240, 215
object = plant2, 3, 0, 85, 25, 25, 2, 0, 0, 170, 70, 50, 70, 120, 40
object = plant3, 3, 26, 0, 48, 1, 1, 25, 15, 50, 60
object = plant4, 3, 45, 4, 1, 45, 1, 20, 45, 20, 60
flakes = 100, 3, 0, 100, 300
ice = yes
snow = yes