title: Parse POST parameters from HttpListener
body: <p>Let's say i have HttpListener. It listen some port and ip. When i send POST request it catch it. How can i parse POST parameters from HttpListenerRequest?</p>
  
  <pre><code>HttpListenerContext context = listener.GetContext();
  HttpListenerRequest request = context.Request;
  
  if ( request.HttpMethod == "POST" )
  {
    // Here i can read all parameters in string but how to parse each one i don't know                                            
  }
  </code></pre>