Merge proces, enable signing of the assembly.

Frameworks/MQTTnet.NetStandard/Adapter/IMqttServerAdapter.cs

@@ -0,0 +1,14 @@
+using System;
+using System.Threading.Tasks;
+using MQTTnet.Server;
+
+namespace MQTTnet.Adapter
+{
+    public interface IMqttServerAdapter
+    {
+        event EventHandler<MqttServerAdapterClientAcceptedEventArgs> ClientAccepted;
+
+        Task StartAsync(MqttServerOptions options);
+        Task StopAsync();
+    }
+}