Update PasscodeLockViewController on viewWillAppear

Author: ziogaschr

PasscodeLock/PasscodeLockViewController.swift

@@ -82,12 +82,17 @@ public class PasscodeLockViewController: UIViewController, PasscodeLockTypeDeleg
     public override func viewDidLoad() {
         super.viewDidLoad()
 
-        updatePasscodeView()
         deleteSignButton?.enabled = false
 
         setupEvents()
     }
 
+    public override func viewWillAppear(animated: Bool) {
+        super.viewWillAppear(animated)
+        
+        updatePasscodeView()
+    }
+    
     public override func viewDidAppear(animated: Bool) {
         super.viewDidAppear(animated)