feat(Common/IPLocation): replace ip2nation by ip2location (#5653)

src/server/authserver/Server/AuthSocket.h

@@ -89,6 +89,7 @@ private:
     // between enUS and enGB, which is important for the patch system
     std::string _localizationName;
     std::string _os;
+    std::string _ipCountry;
     uint16 _build;
     uint8 _expversion;
 };