removed default user id from service
removed default user id from service

lindydonna/ContosoMoments,azure-appservice-samples/ContosoMoments,lindydonna/ContosoMoments,lindydonna/ContosoMoments,lindydonna/ContosoMoments,azure-appservice-samples/ContosoMoments,lindydonna/ContosoMoments,azure-appservice-samples/ContosoMoments,azure-appservice-samples/ContosoMoments,azure-appservice-samples/ContosoMoments