added nowait variant of Model.ConfirmSelect

Author: Alexandru Scvortov

projects/client/RabbitMQ.Client/src/client/api/IModel.cs

@@ -281,6 +281,12 @@ uint QueueDelete(string queue,
         [AmqpUnsupported("RabbitMQ.Client.Framing.v0_8qpid")]
         void ConfirmSelect(bool multiple);
 
+        ///<summary>Enable publisher acknowledgements.</summary>
+        [AmqpMethodDoNotImplement(null)]
+        [AmqpUnsupported("RabbitMQ.Client.Framing.v0_8qpid")]
+        void ConfirmSelect(bool multiple, bool nowait);
+
+
         ///<summary>Start a Basic content-class consumer.</summary>
         ///<remarks>
         ///The consumer is started with noAck=false (i.e. BasicAck is required),

projects/client/RabbitMQ.Client/src/client/impl/ModelBase.cs

@@ -627,10 +627,15 @@ public abstract uint QueueDelete(string queue,
                                          bool nowait);
 
         public void ConfirmSelect(bool multiple) {
+            ConfirmSelect(multiple, false);
+        }
+
+        public void ConfirmSelect(bool multiple, bool nowait) {
             m_pubMsgCount = 0;
-            _Private_ConfirmSelect(multiple, false);
+            _Private_ConfirmSelect(multiple, nowait);
         }
 
+
         public abstract void _Private_ConfirmSelect(bool multiple,
                                                     bool nowait);