Update TodoItemManager.cs
Update TodoItemManager.cs

Updated to be more consistent with what we did for QSTodoService
Azure/azure-mobile-apps-quickstarts,Azure/azure-mobile-apps-quickstarts,lindydonna/azure-mobile-apps-quickstarts,shrishrirang/azure-mobile-apps-quickstarts,lindydonna/azure-mobile-apps-quickstarts,Azure/azure-mobile-apps-quickstarts,Azure/azure-mobile-apps-quickstarts,lindydonna/azure-mobile-apps-quickstarts,shrishrirang/azure-mobile-apps-quickstarts,lindydonna/azure-mobile-apps-quickstarts,shrishrirang/azure-mobile-apps-quickstarts,Azure/azure-mobile-apps-quickstarts,shrishrirang/azure-mobile-apps-quickstarts,lindydonna/azure-mobile-apps-quickstarts,Azure/azure-mobile-apps-quickstarts,lindydonna/azure-mobile-apps-quickstarts,shrishrirang/azure-mobile-apps-quickstarts,shrishrirang/azure-mobile-apps-quickstarts