Drop colours from JSON option strings
Drop colours from JSON option strings

Colours aren't relevant for JSON tiles, so they don't need to be returned in the string representation of the options.
bocops/open-location-code,google/open-location-code,bocops/open-location-code,google/open-location-code,google/open-location-code,bocops/open-location-code,zongweil/open-location-code,zongweil/open-location-code,google/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,bocops/open-location-code,bocops/open-location-code,zongweil/open-location-code,google/open-location-code,google/open-location-code,zongweil/open-location-code,google/open-location-code,google/open-location-code,bocops/open-location-code,google/open-location-code,bocops/open-location-code,zongweil/open-location-code,google/open-location-code,bocops/open-location-code,zongweil/open-location-code,zongweil/open-location-code,zongweil/open-location-code,google/open-location-code