Updating public API

Author: SeanFeldman

test/Microsoft.Azure.ServiceBus.UnitTests/API/ApiApprovals.ApproveAzureServiceBus.approved.txt

@@ -477,6 +477,14 @@ namespace Microsoft.Azure.ServiceBus
 namespace Microsoft.Azure.ServiceBus.Core
 {
 
+    [System.Diagnostics.DebuggerDisplayAttribute("{DebuggerDisplay,nq}")]
+    public class Batch : System.IDisposable
+    {
+        public Batch(long maximumBatchSize) { }
+        public void Dispose() { }
+        public Microsoft.Azure.Amqp.AmqpMessage ToAmqpMessage() { }
+        public bool TryAdd(Microsoft.Azure.ServiceBus.Message message) { }
+    }
     public interface IMessageReceiver : Microsoft.Azure.ServiceBus.Core.IReceiverClient, Microsoft.Azure.ServiceBus.IClientEntity
     {
         long LastPeekedSequenceNumber { get; }
@@ -578,6 +586,7 @@ namespace Microsoft.Azure.ServiceBus.Core
         public System.Threading.Tasks.Task<long> ScheduleMessageAsync(Microsoft.Azure.ServiceBus.Message message, System.DateTimeOffset scheduleEnqueueTimeUtc) { }
         public System.Threading.Tasks.Task SendAsync(Microsoft.Azure.ServiceBus.Message message) { }
         public System.Threading.Tasks.Task SendAsync(System.Collections.Generic.IList<Microsoft.Azure.ServiceBus.Message> messageList) { }
+        public System.Threading.Tasks.Task SendAsync(Microsoft.Azure.ServiceBus.Core.Batch batch) { }
         public override void UnregisterPlugin(string serviceBusPluginName) { }
     }
     public abstract class ServiceBusPlugin