Fix an issue where a regional tax that would cancel out the country tax, would still have its details object populated
Fix an issue where a regional tax that would cancel out the country tax, would still have its details object populated

Signed-off-by: Valerian Saliou <d691b9c2718f7451d77666d2dda50423f81cd2b8@valeriansaliou.name>

valeriansaliou/node-sales-tax