fix new safety key message display, re-enable resend

Author: Trolldemorted

Signal-Windows/Controls/IdentityKeyChangeMessage.xaml.cs

@@ -25,11 +25,11 @@ public IdentityKeyChangeMessage()
             this.InitializeComponent();
             DataContextChanged += IdentityKeyChangeMessage_DataContextChanged;
         }
-        public SignalMessage Model
+        public SignalMessageContainer Model
         {
             get
             {
-                return this.DataContext as SignalMessage;
+                return this.DataContext as SignalMessageContainer;
             }
             set
             {
@@ -41,7 +41,7 @@ private void IdentityKeyChangeMessage_DataContextChanged(FrameworkElement sender
         {
             if (Model != null)
             {
-                MessageTextBlock.Text = Model.Content.Content;
+                MessageTextBlock.Text = Model.Message.Content.Content;
             }
             else
             {

Signal-Windows/Controls/Message.xaml.cs

@@ -104,7 +104,7 @@ private void MessageBox_DataContextChanged(FrameworkElement sender, DataContextC
 
         private void ResendTextBlock_Tapped(object sender, Windows.UI.Xaml.Input.TappedRoutedEventArgs e)
         {
-            throw new NotImplementedException();
+            App.ViewModels.MainPageInstance.OutgoingQueue.Add(Model.Message);
         }
 
         internal bool HandleUpdate(SignalMessage updatedMessage)