reduce dependent nuget packages

src/DotNetCore.CAP.MongoDB/MongoDBStorageConnection.cs

@@ -105,10 +105,6 @@ namespace DotNetCore.CAP.MongoDB
             var collection = _database.GetCollection<CapReceivedMessage>(_options.ReceivedCollection);
 
             collection.InsertOne(message);
-        }
-
-        public void Dispose()
-        {
-        }
+        } 
     }
 }
\ No newline at end of file

src/DotNetCore.CAP.MySql/IStorageConnection.MySql.cs

@@ -109,10 +109,6 @@ VALUES(@Id,@Name,@Group,@Content,@Retries,@Added,@ExpiresAt,@StatusName);";
             {
                 return connection.Execute(sql) > 0;
             }
-        }
-
-        public void Dispose()
-        {
-        }
+        } 
     }
 }
\ No newline at end of file

src/DotNetCore.CAP.PostgreSql/IStorageTransaction.PostgreSql.cs

@@ -47,9 +47,7 @@ namespace DotNetCore.CAP.PostgreSql
             }
 
             var sql =
-                $@"UPDATE ""{
-                        _schema
-                    }"".""received"" SET ""Retries""=@Retries,""Content""= @Content,""ExpiresAt""=@ExpiresAt,""StatusName""=@StatusName WHERE ""Id""=@Id;";
+                $@"UPDATE ""{_schema}"".""received"" SET ""Retries""=@Retries,""Content""= @Content,""ExpiresAt""=@ExpiresAt,""StatusName""=@StatusName WHERE ""Id""=@Id;";
             _dbConnection.Execute(sql, message, _dbTransaction);
         }
 

src/DotNetCore.CAP/CAP.ServiceCollectionExtensions.cs

@@ -34,7 +34,6 @@ namespace Microsoft.Extensions.DependencyInjection
             }
 
             services.TryAddSingleton<CapMarkerService>();
-            services.Configure(setupAction);
 
             //Consumer service
             AddSubscribeServices(services);

src/DotNetCore.CAP/DotNetCore.CAP.csproj

@@ -34,12 +34,9 @@
     <PackageReference Include="Consul" Version="0.7.2.6" />
     <PackageReference Include="Microsoft.AspNetCore.Hosting.Abstractions" Version="2.1.0" />
     <PackageReference Include="Microsoft.AspNetCore.Http.Abstractions" Version="2.1.0" />
-    <PackageReference Include="Microsoft.Extensions.Options" Version="2.1.0" />
     <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="2.1.0" />
     <PackageReference Include="Newtonsoft.Json" Version="11.0.2" />
     <PackageReference Include="System.Diagnostics.DiagnosticSource" Version="4.5.0" />
-    <PackageReference Include="System.Threading.ThreadPool" Version="4.3.0" />
-    <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="2.1.0" />
     <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="2.1.0" />
   </ItemGroup>
   

src/DotNetCore.CAP/IStorageConnection.cs

 // Copyright (c) .NET Core Community. All rights reserved.
 // Licensed under the MIT License. See License.txt in the project root for license information.
 
-using System;
 using System.Collections.Generic;
 using System.Threading.Tasks;
 using DotNetCore.CAP.Models;
@@ -11,7 +10,7 @@ namespace DotNetCore.CAP
     /// <summary>
     /// Represents a connection to the storage.
     /// </summary>
-    public interface IStorageConnection : IDisposable
+    public interface IStorageConnection
     {
         //Sent messages
 

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

@@ -4,7 +4,6 @@
 using System;
 using System.Threading.Tasks;
 using Microsoft.Extensions.DependencyInjection;
-using Microsoft.Extensions.Options;
 
 namespace DotNetCore.CAP.Processor
 {
@@ -16,13 +15,13 @@ namespace DotNetCore.CAP.Processor
         private readonly TimeSpan _waitingInterval;
 
         public NeedRetryMessageProcessor(
-            IOptions<CapOptions> options,
+            CapOptions options,
             ISubscriberExecutor subscriberExecutor,
             IPublishMessageSender publishMessageSender)
         {
             _subscriberExecutor = subscriberExecutor;
             _publishMessageSender = publishMessageSender;
-            _waitingInterval = TimeSpan.FromSeconds(options.Value.FailedRetryInterval);
+            _waitingInterval = TimeSpan.FromSeconds(options.FailedRetryInterval);
         }
 
         public async Task ProcessAsync(ProcessingContext context)