New Item Menu API
Updated config names
Removed NPC node from config
Inventory listeners for the custom item-menus
Warp config being added, warp menu is a work-in-progress
New Item Menu API
Updated config names
Removed NPC node from config
Inventory listeners for the custom item-menus
Warp config being added, warp menu is a work-in-progress
Made serializable objects for ItemStacks and Enchantment (XmlItemStack and XmlEnchantment)
Created debug units for item serialization and de-serialization
Created invalidEnchantment exception
Updated items with methods to determine if an item is a weapon or armor