Relocate Source to proper directory.

src/main/java/appeng/items/contents/CellUpgrades.java

@@ -0,0 +1,24 @@
+package appeng.items.contents;
+
+import net.minecraft.item.ItemStack;
+import appeng.parts.automation.UpgradeInventory;
+import appeng.util.Platform;
+
+public class CellUpgrades extends UpgradeInventory
+{
+
+	final ItemStack is;
+
+	public CellUpgrades(ItemStack is, int upgrades) {
+		super( is.getItem(), null, upgrades );
+		this.is = is;
+		readFromNBT( Platform.openNbtData( is ), "upgrades" );
+	}
+
+	@Override
+	public void markDirty()
+	{
+		writeToNBT( Platform.openNbtData( is ), "upgrades" );
+	}
+
+}