           directory.
                </p>
              </li>
              <li>
                <p>
                    Environment variables
                </p>
                <p>
                    Setting 

                    <span>
                        the <code class="literal">DB_USE_ENVIRON</code> or
                        <code class="literal">DB_USE_ENVIRON_ROOT</code> flags 
                    </span>
                    

                    so that environment variables can be used dur