Add GPL modules

MediaBrowser.Controller/Net/SecurityException.cs

@@ -0,0 +1,21 @@
+using System;
+
+namespace MediaBrowser.Controller.Net
+{
+    public class SecurityException : Exception
+    {
+        public SecurityException(string message)
+            : base(message)
+        {
+
+        }
+
+        public SecurityExceptionType SecurityExceptionType { get; set; }
+    }
+
+    public enum SecurityExceptionType
+    {
+        Unauthenticated = 0,
+        ParentalControl = 1
+    }
+}