added a default layer to null map inspector to show something
added a default layer to null map inspector to show something

nypl-spacetime/building-inspector,nypl-spacetime/building-inspector,NYPL/building-inspector,nypl-spacetime/building-inspector,NYPL/building-inspector,NYPL/building-inspector,nypl-spacetime/building-inspector,NYPL/building-inspector,nypl-spacetime/building-inspector,NYPL/building-inspector