woothemes/woocommerce — pull request #790 by GeertDD (2012-03-12 12:55:00+00:00)
Title: Force the tax row to show up even if no taxes are applicable

Currently, if no taxes apply, the tax/vat row is hidden. On invoices it is required to display taxes (even if zero), at least in Belgium. I added an option to still display the tax row, even if no taxes apply.