Set window title for preferences window

TDNPreferencesWindowController.m

@@ -34,6 +34,8 @@
     userDefaults = [TDNUserDefaults sharedInstance];
 
     // Implement this method to handle any initialization after your window controller's window has been loaded from its nib file.
+    [self.window setTitle:@"QuietUnarchiver Preferences"];
+
     if (userDefaults.hideDock) {
         [hideDockIconSwitch setState:NSControlStateValueOn];
     }