anchor.diff:  <tr>
   <td><code>v3-stop</code></td>
   <td>Stops an app</td>
  +</tr>
  +<tr>
  +<td><code>v3-unset-env</code></td>
  +<td>Remove an environment variable from an app</td>
   </tr>
   </table>
           
  
positive.code: <td>Lists droplets of an app</td>
  </tr>
  <tr>
  <td><code>v3-get-health-check</code></td>
  <td>Shows the type of health check performed on an app</td>
  </tr>
  
negative.code: <td>Sets the droplet used to run an app</td>
  </tr>
  <tr>
  <td><code>v3-set-env</code></td>
  <td>Sets an environment variable for an app</td>
  </tr>
  <tr>
  <td><code>v3-set-health-check</code></td>
  <td>Changes type of health check performed on an app's process</td>
  </tr>
  