Bump rates for 2019
Bump rates for 2019

https://www.ey.com/gl/en/services/tax/worldwide-vat--gst-and-sales-tax-guide-2019---rates
Signed-off-by: Valerian Saliou <d691b9c2718f7451d77666d2dda50423f81cd2b8@valeriansaliou.name>

valeriansaliou/node-sales-tax