title: Intellij - how do I add a text file to the resources
body: <p>I am reading a <code>*.properties</code> file using <code>properties.load</code> and a file name.   </p>
  
  <p>I want to add the properties file to the jar or to the classpath.   </p>
  
  <ol>
  <li>How do add a file to the jar?</li>
  <li>How do I read from the jar?  </li>
  </ol>