* Initial release
* Support IP2Location IPv6
* Support IP2Location DB1 - DB14
* New function open()
* New function get_country_short()
* New function get_country_long()
* New function get_region()
* New function get_city()
* New function get_isp()
* New function get_latitude()
* New function get_longitude()
* New function get_domain()
* New function get_zipcode()
* New function get_timezone()
* New function get_netspeed()
* New function get_all()