Fixes #3481, added extra tracking query parameters: lat, long, city, region, country.

core/Tracker/Visit.php

libs/PiwikTracker/PiwikTracker.php

tests/PHPUnit/Integration/ManyVisitorsOneWebsiteTest.php

...ManyVisitorsOneWebsiteTest__UserCountry.getCity_month.xml

...isitorsOneWebsiteTest__UserCountry.getContinent_month.xml

...yVisitorsOneWebsiteTest__UserCountry.getCountry_month.xml

...eTest__UserCountry.getNumberOfDistinctCountries_month.xml

...nyVisitorsOneWebsiteTest__UserCountry.getRegion_month.xml