woothemes/woocommerce — pull request #596 by pixeltrix (2012-02-08 10:08:21+00:00)
Title: Don't output the subcategory wrapper if there are no subcategories

The Product Categories widget always outputs a subcategories `

` wrapper. This makes it awkward to style the menu as any margin or padding applied to `ul.children` will be visible even when there are no subcategories.