title: How to get months to show correctly in a morris.js chart?
body: <p>I am having an issue getting months to show correctly in a morris.js chart. </p>
  
  <pre><code>&lt;script&gt;
  
  var months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'];
  
  Morris.Line({
    element: 'morris-line-chart',
    data: [
            { m: '01', a: 0, b: 270 },
            { m: '02', a: 54, b: 256 },
            { m: '03', a: 243, b: 334 },
            { m: '04', a: 206, b: 282 },
            { m: '05', a: 161, b: 58 },
            { m: '06', a: 187, b: 0 },
            { m: '07', a: 210, b: 0 },
            { m: '08', a: 204, b: 0 },
            { m: '09', a: 224, b: 0 },
            { m: '10', a: 301, b: 0 },
            { m: '11', a: 262, b: 0 },
            { m: '12', a: 199, b: 0 },
          ],
    xkey: 'm',
    ykeys: ['a', 'b'],
    labels: ['2014', '2015'],
    xLabelFormat: function (x) { return months[x.getMonth()]; }
  });
  &lt;/script&gt;
  </code></pre>
  
  <p>but all months on the chart show as 'Jan' ...</p>