clean up the temp files generated by calls to avl and xfoil.  they were making a mess of the build server temp directories
clean up the temp files generated by calls to avl and xfoil.  they were making a mess of the build server temp directories

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