modify the error comments.

src/DotNetCore.CAP/Abstractions/CapPublisherBase.cs

@@ -132,7 +132,7 @@ namespace DotNetCore.CAP.Abstractions
             {
                 throw new InvalidOperationException(
                     "If you are using the EntityFramework, you need to configure the DbContextType first." +
-                    " otherwise you need to use overloaded method with IDbConnection and IDbTransaction.");
+                    " otherwise you need to use overloaded method with IDbTransaction.");
             }
         }
 

src/DotNetCore.CAP/ICapPublisher.cs

@@ -15,7 +15,7 @@ namespace DotNetCore.CAP
         /// (EntityFramework) Asynchronous publish a object message.
         /// <para>
         /// If you are using the EntityFramework, you need to configure the DbContextType first.
-        /// otherwise you need to use overloaded method with IDbConnection and IDbTransaction.
+        /// otherwise you need to use overloaded method with  IDbTransaction.
         /// </para>
         /// </summary>
         /// <typeparam name="T">The type of content object.</typeparam>
@@ -28,7 +28,7 @@ namespace DotNetCore.CAP
         /// (EntityFramework) Publish a object message.
         /// <para>
         /// If you are using the EntityFramework, you need to configure the DbContextType first.
-        /// otherwise you need to use overloaded method with IDbConnection and IDbTransaction.
+        /// otherwise you need to use overloaded method with IDbTransaction.
         /// </para>
         /// </summary>
         /// <typeparam name="T">The type of content object.</typeparam>

src/DotNetCore.CAP/ICapSubscribe.cs

@@ -4,7 +4,7 @@
 namespace DotNetCore.CAP
 {
     /// <summary>
-    /// An empty interface, which is used to mark the current class have a CAP methods.
+    /// An empty interface, which is used to mark the current class have a CAP subscriber methods.
     /// </summary>
     public interface ICapSubscribe
     {