title: Missing reference to System.Diagnostics.Process
body: <p>I have a app that I am building to shut down a computer</p>
  
  <p>I tried using 
       using System.Management;
  but it tells me to add a reference,  No such thing in the add reference list
  I tried using this code but the proccess has a red squigly</p>
  
  <pre><code>System.Diagnostics.Process.Start("Shutdown", "-s -t 10");
  </code></pre>
  
  <p>Any ideas on how to shut down?</p>