Revert "capturePointer()/releasePointer() call fix for pointer event model"
Revert "capturePointer()/releasePointer() call fix for pointer event model"

This reverts commit d582a9563f80b3352b4259df881aad049d009c45.

TMUND/openseadragon,avandecreme/openseadragon,lidasong2014/openseadragon,goofwear/openseadragon,jmnetus/openseadragon,daverome/openseadragon,seanich/openseadragon,Iced-Tea/openseadragon,shaunstanislaus/openseadragon,LarissaSmith/openseadragon,msalsbery/openseadragon,openseadragon/openseadragon,jmnetus/openseadragon,rdlester/openseadragon,openseadragon/openseadragon,Iced-Tea/openseadragon,ricochet2200/openseadragon,msalsbery/openseadragon,mcanthony/openseadragon,TMUND/openseadragon,seanich/openseadragon,rdlester/openseadragon,goofwear/openseadragon,lidasong2014/openseadragon,daverome/openseadragon,mcanthony/openseadragon,shaunstanislaus/openseadragon,LarissaSmith/openseadragon,avandecreme/openseadragon,ricochet2200/openseadragon