getDrakeMexPointer now checks if its actually passed in DrakeMexPointer
getDrakeMexPointer now checks if its actually passed in DrakeMexPointer

psiorx/drake,crogers3/drake,sheim/drake,astrorog/drake,hanssusilo/drake,astrorog/drake,psiorx/drake,crogers3/drake,scottviteri/drake,crogers3/drake,sheim/drake,thientu/drake,hanssusilo/drake,edowson/drake,billhoffman/drake,psiorx/drake,crogers3/drake,scottviteri/drake,astrorog/drake,edowson/drake,hanssusilo/drake,sheim/drake,billhoffman/drake,hanssusilo/drake,thientu/drake,edowson/drake,psiorx/drake,thientu/drake,billhoffman/drake,sheim/drake,scottviteri/drake,scottviteri/drake,psiorx/drake,scottviteri/drake,billhoffman/drake,edowson/drake,psiorx/drake,psiorx/drake,hanssusilo/drake,scottviteri/drake,sheim/drake,crogers3/drake,astrorog/drake,edowson/drake,astrorog/drake,thientu/drake,thientu/drake,sheim/drake,billhoffman/drake,hanssusilo/drake,scottviteri/drake,crogers3/drake,thientu/drake,crogers3/drake,billhoffman/drake,astrorog/drake,edowson/drake,billhoffman/drake,crogers3/drake,hanssusilo/drake,sheim/drake,psiorx/drake,hanssusilo/drake,sheim/drake,edowson/drake,thientu/drake,edowson/drake,astrorog/drake,billhoffman/drake