Fixing #262

Author: darkl

src/net45/WampSharp/WAMP2/V2/Authentication/Host/WampAuthenticationBinding.cs

@@ -7,13 +7,13 @@
 
 namespace WampSharp.V2.Authentication
 {
-    internal abstract class WampAuthenticationBinding<TMessage> : IWampRouterBinding<TMessage>
+    internal class WampAuthenticationBinding<TMessage> : IWampRouterBinding<TMessage>
     {
         private readonly IWampBinding<TMessage> mBinding;
         private readonly IWampSessionAuthenticatorFactory mSessionAuthenticationFactory;
         private readonly IWampUriValidator mUriValidator;
 
-        protected WampAuthenticationBinding(IWampBinding<TMessage> binding,
+        public WampAuthenticationBinding(IWampBinding<TMessage> binding,
                                          IWampSessionAuthenticatorFactory sessionAuthenticationFactory, 
                                          IWampUriValidator uriValidator)
         {

src/net45/WampSharp/WAMP2/V2/Authentication/Host/WampAuthenticationHost.cs

@@ -61,6 +61,12 @@ private IWampBinding CreateAuthenticationBinding<TMessage>
             return new WampAuthenticationBinaryBinding<TMessage>(binding, mSessionAuthenticationFactory, this.UriValidator);
         }
 
+        private IWampBinding CreateAuthenticationBinding<TMessage>
+            (IWampBinding<TMessage> binding)
+        {
+            return new WampAuthenticationBinding<TMessage>(binding, mSessionAuthenticationFactory, this.UriValidator);
+        }
+
         /// <summary>
         /// Fallback in case that binding doesn't implement
         /// IWampBinding{TMessage}