title: Apply unique class for multiple columns
body: <p>How to apply different class for each column in Jquery data tables. 
  I have tried using some properties in column definitions</p>
  
  <pre><code>$('#asset-table').DataTable({..... 
  "columns": [
                                  {
                                      "name": "claimNum",
                                      "title": "Claim#",
                                      "width": "11%",
                                      "type": "string",
                                      "data": "claimNum",
                                      "visible": assetDisplayColumns.indexOf("claimNum") != -1
                                  },
                                  {
                                      "name": "salvor",
                                      "title": "Salvage Provider",
                                      "width": "5%",
                                      "type": "string",
                                      "data": "salvor",
                                      "visible": assetDisplayColumns.indexOf("salvor") != -1
                                  },.....
  </code></pre>