added log file support to unitTest script in order to (possibly) improve build server email feedback.
added log file support to unitTest script in order to (possibly) improve build server email feedback.

git-svn-id: cf55bc44fb097054a32fc70455a459c940dbbffc@4588 c9849af7-e679-4ec6-a44e-fc146a885bd3

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