fixes flakey path extension logic
fixes flakey path extension logic

billhoffman/drake,hanssusilo/drake,psiorx/drake,psiorx/drake,crogers3/drake,rdeits/meshutil,astrorog/drake,manuelli/drake,sheim/drake,astrorog/drake,thientu/drake,manuelli/drake,edowson/drake,edowson/drake,scottviteri/drake,crogers3/drake,sheim/drake,hanssusilo/drake,manuelli/drake,tkoolen/drake,billhoffman/drake,edowson/drake,billhoffman/drake,hanssusilo/drake,sheim/drake,sheim/drake,psiorx/drake,thientu/drake,astrorog/drake,crogers3/drake,billhoffman/drake,sheim/drake,psiorx/drake,scottviteri/drake,thientu/drake,hanssusilo/drake,edowson/drake,scottviteri/drake,scottviteri/drake,sheim/drake,astrorog/drake,psiorx/drake,manuelli/drake,sheim/drake,scottviteri/drake,crogers3/drake,scottviteri/drake,crogers3/drake,thientu/drake,crogers3/drake,tkoolen/drake,edowson/drake,manuelli/drake,crogers3/drake,edowson/drake,billhoffman/drake,scottviteri/drake,psiorx/drake,psiorx/drake,billhoffman/drake,thientu/drake,hanssusilo/drake,hanssusilo/drake,tkoolen/drake,astrorog/drake,tkoolen/drake,psiorx/drake,thientu/drake,manuelli/drake,hanssusilo/drake,sheim/drake,tkoolen/drake,manuelli/drake,tkoolen/drake,edowson/drake,crogers3/drake,tkoolen/drake,astrorog/drake,astrorog/drake,hanssusilo/drake,thientu/drake,edowson/drake,billhoffman/drake,billhoffman/drake