Fixed testXmlUtil.testPopulatePackageMap unit test.
Fixed testXmlUtil.testPopulatePackageMap unit test.

billhoffman/drake,billhoffman/drake,sheim/drake,sheim/drake,billhoffman/drake,billhoffman/drake,sheim/drake,sheim/drake,sheim/drake,sheim/drake,billhoffman/drake,sheim/drake,billhoffman/drake,billhoffman/drake,sheim/drake,billhoffman/drake