Added projects MtApi4 and MtApi5

MtApi/MtConnectionEventArgs.cs

@@ -0,0 +1,19 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace MtApi
+{
+    public class MtConnectionEventArgs: EventArgs
+    {
+        public MtConnectionState Status { get; private set; }
+        public String ConnectionMessage { get; private set; }
+
+        public MtConnectionEventArgs(MtConnectionState status, string message)
+        {
+            Status = status;
+            ConnectionMessage = message;
+        }
+    }
+}