Map including “service_times” layer

This maps displays objects tagged with “service_times” as colored circles:

  • Blue: next service is today,
  • Black: next service will be tomorrow,
  • White: next service will be in this week,
  • Gray: no service this in week,
  • Red: syntax error or part of value not (yet) understood,
  • Yellow: other problems (can't happen™)