document config options about mobility-metrics HOT 1 CLOSED

Added the following section to the readme in v4.0:

Options

• boundary
  • a GeoJSON bounding box array used for downloading the street network for matching
• center
  • default map center represented as a coordinate array
• zoom
  • default map zoom level
• privacyMinimum
  • minimum unique record count for geographic trip volumes and origin destination flows
• lost
  • maximum number of days without status change before vehicles are permanently lost
• summary
  • enabled or disabled metrics in summary UI
• providers
  • list of providers to query
    • type
      • "local" for data off disk or "mds" for data off MDS provider API
    • trips
      • URI of trip data
    • status_changes
      • URI of status change event feed
    • token
      • token for MDS API; blank if local
    • enabled
      • true or false
• zones
  • optional GeoJSON FeatureCollection of Polygons and/or MultiPolygon with a unique property named id

from mobility-metrics.