Correct latitude precision calculation
Correct latitude precision calculation

May return int or double - change return type to num.
bocops/open-location-code,zongweil/open-location-code,zongweil/open-location-code,zongweil/open-location-code,bocops/open-location-code,zongweil/open-location-code,bocops/open-location-code,zongweil/open-location-code,bocops/open-location-code,zongweil/open-location-code,google/open-location-code,bocops/open-location-code,zongweil/open-location-code,bocops/open-location-code,google/open-location-code,google/open-location-code,bocops/open-location-code,zongweil/open-location-code,google/open-location-code,zongweil/open-location-code,google/open-location-code,google/open-location-code,bocops/open-location-code,zongweil/open-location-code,bocops/open-location-code,google/open-location-code,bocops/open-location-code,google/open-location-code,google/open-location-code,google/open-location-code,zongweil/open-location-code,google/open-location-code,bocops/open-location-code