implement 2.0.0 style grid and layer endpoints
implement 2.0.0 style grid and layer endpoints

HydroLogic/tilestream,mapbox/tilestream,zhm/tilestream,markng/tilestream,NolaMark/tilestream,markng/tilestream,makinacorpus/tilestream,NolaMark/tilestream,simonpoole/tilestream,makinacorpus/tilestream,frankrowe/tilestream,staltz/tilestream,HydroLogic/tilestream,zhm/tilestream,frankrowe/tilestream,staltz/tilestream,simonpoole/tilestream,mapbox/tilestream