cleanup code.

src/DotNetCore.CAP.Kafka/PublishQueueExecutor.cs

@@ -2,7 +2,6 @@
 using System.Text;
 using System.Threading.Tasks;
 using Confluent.Kafka;
-using Confluent.Kafka.Serialization;
 using DotNetCore.CAP.Processor.States;
 using Microsoft.Extensions.Logging;
 using Microsoft.Extensions.Options;

src/DotNetCore.CAP.MySql/CAP.MySqlCapOptionsExtension.cs

 using System;
-using DotNetCore.CAP.Processor;
 using DotNetCore.CAP.MySql;
+using DotNetCore.CAP.Processor;
 using Microsoft.EntityFrameworkCore;
 using Microsoft.Extensions.DependencyInjection;
 

src/DotNetCore.CAP.MySql/IAdditionalProcessor.Default.cs

 using System;
-using System.Data.SqlClient;
 using System.Threading.Tasks;
 using Dapper;
 using DotNetCore.CAP.Processor;

src/DotNetCore.CAP.MySql/MySqlStorage.cs

-using System.Data.SqlClient;
 using System.Threading;
 using System.Threading.Tasks;
 using Dapper;

src/DotNetCore.CAP.RabbitMQ/RabbitMQConsumerClient.cs

@@ -19,6 +19,7 @@ namespace DotNetCore.CAP.RabbitMQ
         private ulong _deliveryTag;
 
         public event EventHandler<MessageContext> OnMessageReceieved;
+
         public event EventHandler<string> OnError;
 
         public RabbitMQConsumerClient(string queueName, RabbitMQOptions options)

src/DotNetCore.CAP/Abstractions/ConsumerContext.cs

 using System;
-using DotNetCore.CAP.Infrastructure;
 
 namespace DotNetCore.CAP.Abstractions
 {

src/DotNetCore.CAP/CAP.ServiceCollectionExtensions.cs

@@ -3,7 +3,6 @@ using System.Collections.Generic;
 using System.Reflection;
 using DotNetCore.CAP;
 using DotNetCore.CAP.Abstractions;
-using DotNetCore.CAP.Abstractions.ModelBinding;
 using DotNetCore.CAP.Infrastructure;
 using DotNetCore.CAP.Internal;
 using DotNetCore.CAP.Processor;

src/DotNetCore.CAP/IStorageConnection.cs

@@ -56,6 +56,7 @@ namespace DotNetCore.CAP
         /// Returns executed failed message.
         /// </summary>
         Task<IEnumerable<CapReceivedMessage>> GetFailedReceviedMessages();
+
         //-----------------------------------------
 
         /// <summary>

src/DotNetCore.CAP/Infrastructure/WebHookProvider.cs

 using System;
-using System.Collections.Generic;
-using System.Text;
 
 namespace DotNetCore.CAP.Infrastructure
 {

src/DotNetCore.CAP/Internal/ConsumerInvokerFactory.cs

 using System;
 using DotNetCore.CAP.Abstractions;
-using DotNetCore.CAP.Abstractions.ModelBinding;
-using DotNetCore.CAP.Infrastructure;
 using Microsoft.Extensions.Logging;
 
 namespace DotNetCore.CAP.Internal

src/DotNetCore.CAP/Internal/IModelBinder.ComplexType.cs

@@ -26,7 +26,6 @@ namespace DotNetCore.CAP.Internal
             catch (Exception)
             {
                 return Task.FromResult(ModelBindingResult.Failed());
-
             }
         }
     }

src/DotNetCore.CAP/Models/CapPublishedMessage.cs

 using System;
-using DotNetCore.CAP.Infrastructure;
 
 namespace DotNetCore.CAP.Models
 {

src/DotNetCore.CAP/Models/CapReceivedMessage.cs

 using System;
-using DotNetCore.CAP.Infrastructure;
 
 namespace DotNetCore.CAP.Models
 {

src/DotNetCore.CAP/Processor/IProcessor.FailedJob.cs

 using System;
-using System.Collections.Concurrent;
-using System.Collections.Generic;
-using System.Text;
 using System.Threading.Tasks;
 using DotNetCore.CAP.Processor.States;
 using Microsoft.Extensions.DependencyInjection;