Add `tiler.getGeoJSON`, useful for debugging tile settings
Add `tiler.getGeoJSON`, useful for debugging tile settings

morray/iD,AndreasHae/iD,ngageoint/hootenanny-ui,AndreasHae/iD,AndreasHae/iD,digidem/iD,kartta-labs/iD,kartta-labs/iD,digidem/iD,ngageoint/hootenanny-ui,openstreetmap/iD,openstreetmap/iD,ngageoint/hootenanny-ui,kartta-labs/iD,openstreetmap/iD,morray/iD