title: android add license for 3rd party library
body: <p>I'm creating a new app using Android studio, and I used 3rd party library as in <code>jar</code> file.</p>
  
  <p>I know I need to add license for library, but I don't know how to do that.</p>
  
  <p><strong>My questions</strong></p>
  
  <ul>
  <li>do I need to add license in code or create new license file?</li>
  <li>how to do that?</li>
  </ul>