Canceling authentication and Outlook improvements (#367)

* Cancellation support for getting responses from the server.

* Adding cancel button for account creation dialog initialization.

* Prevent invalid outlook message types like contact, calendar event or todo item.

* Remove debug launcher options.

Wino.Core.Domain/Enums/AccountCreationDialogState.cs

@@ -10,6 +10,7 @@
         TestingConnection,
         AutoDiscoverySetup,
         AutoDiscoveryInProgress,
-        FetchingProfileInformation
+        FetchingProfileInformation,
+        Canceled
     }
 }