Merge pull request #27 from artur-polcode/6948ShippingCosts

Hide Incl. 21% BTW for B2C/B2B customer group
Merge pull request #29 from artur-polcode/9962PaymentOptions

9962 payment options
#5765 GeoIp location. Added MaxMind DB Reader and GeoIP2 libraries.
Merge pull request #30 from artur-polcode/5765GeoIp

5765 geo ip