implemented first version of carrier network internet update confirmation dialog

Assets/RothenburgAR/Scripts/Updater/UpdaterBehaviour.cs

@@ -12,6 +12,7 @@ namespace RothenburgAR.Updater
     public class UpdaterBehaviour : MonoBehaviour
     {
         public UnityEngine.UI.Slider ProgressBar;
+        public GameObject UpdateConfirmationDialog;
 
         private float afterDownloadWaitTime = 300f;
 
@@ -70,7 +71,7 @@ namespace RothenburgAR.Updater
                 }
                 else
                 {
-                    // TODO ask for user permission to perform update
+                    UpdateConfirmationDialog.SetActive(true);
                 }
             };
         }
@@ -100,7 +101,7 @@ namespace RothenburgAR.Updater
             return result;
         }
 
-        private void TriggerUpdate()
+        public void TriggerUpdate()
         {
             // TODO create centralized network error feedback hub thing
             /*
@@ -122,6 +123,8 @@ namespace RothenburgAR.Updater
              *             ...
              */
 
+            UpdateConfirmationDialog.SetActive(false);
+
             //TODO write languages to file the app can read
 
             var updatedMeta = VersionAnswer.data.Where(d => d.Meta.Status == VersionStatus.updated).ToList();
@@ -236,7 +239,7 @@ namespace RothenburgAR.Updater
         }
 
         private DateTime downloadEndedTime = DateTime.Now.AddSeconds(1);
-
+        
         void Update()
         {
             if (httpHandlers.Count > 0)