3.3.3

• Fixed merchants not subtracting currency from their inventory when giving change for overpayments
  • For example, buyer pays 1 gold for a 2 copper item and receives 9 silver and 8 copper as change, but the merchant's silver and copper were never deducted
• Fixed merchants failing to open with a customCategory.toLowerCase is not a function error when an item's custom category flag held a non-string value