title: How to show a column with the value Zero in Column chart in Highcharts?
body: <p>Which I am passing to: </p>
  
  <pre><code>       series: [{
                          name: 'Fixed bugs',
                          data: fixed,
                          pointWidth: 40
                      }, {
                          name: 'Assigned Bugs',
                          data:assigned,
                          pointWidth: 40
                      }, {
                          name: 'Re-Opened Bugs',
                          data: Reopened,
                          pointWidth: 40
                      },
                      {
                          name: 'Closed Bugs',
                          data: closed,
                          pointWidth: 40
                      }]
  </code></pre>
  
  <p>to <a href="http://www.highcharts.com/demo/column-stacked/gray" rel="noreferrer">this chart</a> and I have the data like this :</p>
  
  <pre><code>     data: fixed=[3,5,5,8]
      data:assigned=[0,1,0,0] 
  </code></pre>
  
  <p>and follows. Now I want to show the column with zero value to... For me its not showing the column value with zero.</p>