Technically speaking, UltimateShop now uses BigDecimal instead of the previous double type data to calculate the price of products. For decimal calculations, UltimateShop's current calculations will be more accurate.
GUI Editor now supports edit the items included in the product, and also create new items for products.
GUI Editor now supports delete the items and the display item included in the product.
Fixed MMOItems item always being parse item ID to "" in GUI Editor.