* make methods virtual: <samp>CraftItem</samp>, <samp>GenerateHighlightDictionary</samp>, <samp>IsValidCraft</samp>, and <samp>IsValidCraftIngredient</samp>. | * make methods virtual: <samp>CraftItem</samp>, <samp>GenerateHighlightDictionary</samp>, <samp>IsValidCraft</samp>, and <samp>IsValidCraftIngredient</samp>. |