+ Added support for custom inventories. Now you can change titles of items, add items to menu etc.
+ Added inventory loading to owner of inventory from invsave history menu for normal and enderchest inventories
+ Added command /invsave load <player> <inventoryID> command for loading normal inventories to players
+ Added permission invsave.command.invsave.load for command /invsave load
Delete old menu files in folder "menus" to get new features or update menu files manually.