Fix Notifications navigation bar.

1Weather/Coordinators/NotificationsCoordinator.swift

@@ -20,7 +20,7 @@ class NotificationsCoordinator: Coordinator {
     
     public func start() {
         let notificationController = NotificationsViewController(coordinator: self)
-        let navigationController = UINavigationController(rootViewController: notificationController)
+        let navigationController = ColoredNavigationController(rootViewController: notificationController)
         self.parentViewController.present(navigationController, animated: true)
     }