WIP

First draft for MQTTnetServer project
* Basic support for settings
* Nasty code for setting up kestrel from appsettings.json

Source/MQTTnetServer/Settings/SettingsModel.cs

@@ -0,0 +1,15 @@
+using System.Collections.Generic;
+
+namespace MQTTnetServer.Settings
+{
+    /// <summary>
+    /// Main Settings Model
+    /// </summary>
+    public class SettingsModel
+    {
+        /// <summary>
+        /// Listen Settings
+        /// </summary>
+        public IEnumerable<ListenModel> Listen { get; set; }
+    }
+}