TITLE repairItem
MAX_WIDTH

TEXT --{
repairItem(slotId)
 completely repairs the item
repairItem(slotId, amount)

Repair the item in the slot with the given id. If the slot is empty or the item in the slot isn't damageable, this does nothing

- slotId (int): The id of the slot
- amount (int): The amount of damage to remove
}--