Method setMapID

src/main/java/gregapi/util/UT.java:2103–2108

(ItemStack aStack, short aMapID)

		}
		
		public static NBTTagCompound setMapID(ItemStack aStack, short aMapID) {
			NBTTagCompound tNBT = getNBT(aStack);
			tNBT.setShort("map_id", aMapID);
			set(aStack, tNBT);
			return tNBT;
		}
		public static short getMapID(ItemStack aStack) {
			NBTTagCompound tNBT = getNBT(aStack);
			if (!tNBT.hasKey("map_id")) return -1;