Add System Message view controller

iOS/Detail/SystemMessageViewController.swift

@@ -0,0 +1,21 @@
+//
+//  SystemMessageViewController.swift
+//  NetNewsWire-iOS
+//
+//  Created by Maurice Parker on 7/18/19.
+//  Copyright © 2019 Ranchero Software. All rights reserved.
+//
+
+import UIKit
+
+class SystemMessageViewController: UIViewController {
+
+	@IBOutlet weak var messageLabel: UILabel!
+	var message: String?
+	
+    override func viewDidLoad() {
+        super.viewDidLoad()
+		messageLabel.text = message
+    }
+
+}