change cluster size related parameter for get shapes: multiple of the tile diagonal
change cluster size related parameter for get shapes: multiple of the tile diagonal

crs4/ome_seadragon,lucalianas/ome_seadragon,lucalianas/ome_seadragon,crs4/ome_seadragon,lucalianas/ome_seadragon,crs4/ome_seadragon,lucalianas/ome_seadragon,crs4/ome_seadragon