<li id='page-sentiment'><a class="dropdown-toggle" data-toggle="dropdown" href="#"><i class="fa fa-heart"></i> Sentiment Analysis
    <span class="caret"></span></a>
    <ul class="dropdown-menu">
      <li><a href="{{ url_for('sentiments.sentiment_analysis_trending') }}"><i class="fa fa-bar-chart-o"> </i> Sentiment trending</a></li>
      <li><a href="{{ url_for('sentiments.sentiment_analysis_plot_tool') }}"><i class="fa fa-wrench"> </i> Sentiment plot Tool</a></li>
    </ul>
</li>
