Start implementing wireless terminals.

src/main/java/appeng/util/inv/IAEAppEngInventory.java

@@ -20,11 +20,15 @@ package appeng.util.inv;
 
 
 import net.minecraft.item.ItemStack;
+import net.minecraft.nbt.NBTTagCompound;
 import net.minecraftforge.items.IItemHandler;
 
 
 public interface IAEAppEngInventory {
     void saveChanges();
 
+    default void saveChanges(NBTTagCompound data) {
+    }
+
     void onChangeInventory(IItemHandler inv, int slot, InvOperation mc, ItemStack removedStack, ItemStack newStack);
 }