title: How to create stacked bar chart using react-chartjs-2?
body: <p>I have to create stacked bar chart using react-chartjs-2.</p>
  <pre><code>options : {
      maintainAspectRatio: false,
      tooltips: {
        mode: 'x-axis'
      },
      scales: {
        yAxes: [{
          ticks: {
            beginAtZero: true
          }
        }],
        xAxes: [{
          stacked: true
        }]
      }
    }
  </code></pre>
  <p>The stacked in Bar doesn't seem to work.</p>
  <p>I am using chartjs@2.4.0</p>