Add test for fitBounds with a rotated rectangle.
Add test for fitBounds with a rotated rectangle.

seanich/openseadragon,jmnetus/openseadragon,LarissaSmith/openseadragon,openseadragon/openseadragon,LarissaSmith/openseadragon,avandecreme/openseadragon,seanich/openseadragon,rdlester/openseadragon,msalsbery/openseadragon,rdlester/openseadragon,openseadragon/openseadragon,jmnetus/openseadragon,msalsbery/openseadragon,avandecreme/openseadragon