UIMessage communication. Single instancing for server and re-connection mechanism on suspension.

Wino.Core.Domain/Interfaces/IServerMessage.cs

@@ -6,5 +6,6 @@
     /// They are sent either from processor or view models to signal some other
     /// parts of the application.
     /// </summary>
+
     public interface IServerMessage;
 }

Wino.Core.Domain/Interfaces/IWinoServerConnectionManager.cs

@@ -1,13 +1,17 @@
-using System.Threading.Tasks;
+using System;
+using System.Threading.Tasks;
 using Wino.Core.Domain.Enums;
 
 namespace Wino.Core.Domain.Interfaces
 {
     public interface IWinoServerConnectionManager
     {
-        WinoServerConnectionStatus Status { get; }
         Task<bool> ConnectAsync();
         Task<bool> DisconnectAsync();
+
+        WinoServerConnectionStatus Status { get; }
+        event EventHandler<WinoServerConnectionStatus> StatusChanged;
+        void DisposeConnection();
     }
 
     public interface IWinoServerConnectionManager<TAppServiceConnection> : IWinoServerConnectionManager, IInitializeAsync