resolve build warning

Author: Jacques Kang

README.md

@@ -101,7 +101,6 @@ Support using primitive or complexe types in service contract.
             IpcServiceHostBuilder
                 .Buid("pipeName", serviceProvider as IServiceProvider)
                 .Start();
-
         }
 
         private static IServiceCollection ConfigureServices(IServiceCollection services)

src/IpcServiceSample.ConsoleClient/Program.cs

@@ -1,17 +1,11 @@
 using IpcServiceSample.ServiceContracts;
 using System;
-using System.Threading.Tasks;
 
 namespace IpcServiceSample.ConsoleClient
 {
     class Program
     {
         static void Main(string[] args)
-        {
-            MainAsync().Wait();
-        }
-
-        private static async Task MainAsync()
         {
             try
             {