title: how to set title in legend of chart.js?
body: <p>I am using the angular -chart with chart.js and wanted to apply the title caption When mouse over the line. I want to put the title in the caption When mouse.I could do this using the labels , but appears below graphic names and I do not want it , how to remove the names down the chart and leave only the title of the legend?</p>
  <pre><code> $scope.labels = [&quot;January&quot;, &quot;February&quot;, &quot;March&quot;, &quot;April&quot;, &quot;May&quot;,    &quot;June&quot;, &quot;July&quot;];
     $scope.series = ['Series A', 'Series B'];
      $scope.data = [
    [65, 59, 80, 81, 56, 55, 40],
     [28, 48, 40, 19, 86, 27, 90]
   ];
   $scope.onClick = function (points, evt) {
  console.log(points, evt);
   };
   });
  </code></pre>
  <p>I want to remove these texts below the graph and leave only the titles on the legend.
  See Image. it's possible?</p>
  <p><a href="https://i.stack.imgur.com/qzMkp.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/qzMkp.png" alt="enter image description here" /></a></p>
  <p>Reference: <a href="http://jtblin.github.io/angular-chart.js/" rel="nofollow noreferrer">http://jtblin.github.io/angular-chart.js/</a></p>
  <p><strong>JsFidle</strong>: <a href="http://jsfiddle.net/Lfmhcab3/4/" rel="nofollow noreferrer">http://jsfiddle.net/Lfmhcab3/4/</a></p>