Update countries and zones.

Added Sint Maarten. Added Isle of Man as a country and to the UK VAT
zone. Added exceptionally reserved and temporary codes for Spanish
Territories Ceuta and Melilla, Ascension Island, Tristan da Cunha and
Kosovo. Removed Netherlands Antilles as no longer needed.

https://github.com/opencart/opencart/pull/1226
Fixed Authorizenet AIM payment address

https://github.com/opencart/opencart/pull/1317