Fixes #2575: Removed ITickable from AEBaseTile

Removed TileEventType.TICK, use ITickable when really needed.
The few tiles needing to tick and are not a grid tile now implement ITickable.
Charger is no longer implementing ITickable.

src/main/java/appeng/tile/storage/TileSkyChest.java

@@ -26,6 +26,7 @@ import net.minecraft.init.SoundEvents;
 import net.minecraft.inventory.IInventory;
 import net.minecraft.item.ItemStack;
 import net.minecraft.util.EnumFacing;
+import net.minecraft.util.ITickable;
 import net.minecraft.util.SoundCategory;
 
 import appeng.tile.AEBaseInvTile;
@@ -35,10 +36,46 @@ import appeng.tile.inventory.AppEngInternalInventory;
 import appeng.tile.inventory.InvOperation;
 
 
-public class TileSkyChest extends AEBaseInvTile
+public class TileSkyChest extends AEBaseInvTile implements ITickable
 {
 
-	private final int[] sides = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35 };
+	private final int[] sides = {
+			0,
+			1,
+			2,
+			3,
+			4,
+			5,
+			6,
+			7,
+			8,
+			9,
+			10,
+			11,
+			12,
+			13,
+			14,
+			15,
+			16,
+			17,
+			18,
+			19,
+			20,
+			21,
+			22,
+			23,
+			24,
+			25,
+			26,
+			27,
+			28,
+			29,
+			30,
+			31,
+			32,
+			33,
+			34,
+			35 };
 	private final AppEngInternalInventory inv = new AppEngInternalInventory( this, 9 * 4 );
 	// server
 	private int numPlayersUsing;
@@ -126,8 +163,8 @@ public class TileSkyChest extends AEBaseInvTile
 		}
 	}
 
-	@TileEvent( TileEventType.TICK )
-	public void tick()
+	@Override
+	public void update()
 	{
 		int i = this.pos.getX();
 		int j = this.pos.getY();