import java.util.ArrayList;
import java.util.List;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.entity.player.InventoryPlayer;
import net.minecraft.inventory.Container;
<BUG>import net.minecraft.inventory.Slot;
import net.minecraft.item.ItemStack;</BUG>
import pcl.opensecurity.gui.CooldownUpgradeSlot;
import pcl.opensecurity.gui.DamageUpgradeSlot;
import pcl.opensecurity.gui.EnergyUpgradeSlot;

import java.util.ArrayList;
import java.util.List;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.entity.player.InventoryPlayer;
import net.minecraft.inventory.Container;
import net.minecraft.inventory.Slot;
import net.minecraft.item.ItemArmor;
import net.minecraft.item.ItemStack;
import pcl.opensecurity.gui.CooldownUpgradeSlot;
import pcl.opensecurity.gui.DamageUpgradeSlot;
import pcl.opensecurity.gui.EnergyUpgradeSlot;
