refresh ext prog, ma escluso da solution VB

TestExtProc/Program.cs

@@ -1,10 +1,7 @@
 // See https://aka.ms/new-console-template for more information
 using System.Diagnostics;
-using System.Net.Security;
-using System.Text;
 
 int lineCount = 0;
-//StringBuilder output = new StringBuilder();
 
 
 void OutputHandler(object sender, DataReceivedEventArgs e)