title: How to alter legend labelText for AmCharts?
body: <p>I am creating a pie chart using AmCharts. I am trying to alter the legend lablelText to show the title, percent and value. I have tried the following which is not working: (This is being passed to the AmCharts.makeChart() method</p>
  
  <pre><code>            "legend": {
                  "align": "center",
                  "position": "right",
                  "marginRight": 21,
                  "markerType": "circle",
                  "right": -4,
                  "labelText": "[[title]]: [[percents]]% $[[value]]",
              },
  </code></pre>