title: Column Title not showing as designed
body: <p><strong>ShieldUI v 1.7.36 NP</strong></p>
  
  <p>URL: <a href="http://hccm.org/gala_signup_list.php" rel="nofollow noreferrer">http://hccm.org/gala_signup_list.php</a></p>
  
  <p><strong>Code</strong></p>
  
  <p>HTML:</p>
  
  <pre><code>&lt;div class="about-bottom"&gt;
      &lt;div class="col-md-12 about-left"&gt;
          &lt;div id="grid"&gt;&lt;/div&gt;
      &lt;/div&gt;
  &lt;/div&gt;
  </code></pre>
  
  <p>Javascript:</p>
  
  <pre><code>$(document).ready(function() {
      $('#return_btn').click(function() {
          window.location = 'gala.php';
      })
      plgrid = $("#grid").shieldGrid({
      dataSource: {
          remote: {
              read: {
                  url: "api/GetGalaSignupList",
                  dataType: "json",
                  xhrFields: {
                      withCredentials: false
                  }
              }
          },
          noRecordsText: "There are no Registrants",
          columns: [
              {field:'registrant_name', title: "Registrant Name", width: "30%"},
              {field: 'registrant_email', title: "Email", width: "30%"},
              {field: 'registrant_phone', title: "Phone"},
              {field: 'registrant_mail', title: "Address", width: "30%"},
              {field: 'table_name', title: "Table Name", width: "20%"},
              {field: 'numtix', title: "Num Tix", width: "20%"}
          ]
          }
      });
      plgrid.show();
  });
  </code></pre>
  
  <p><strong>Data, <code>&lt;snip&gt;</code> data can be seen at URL</strong></p>
  
  <pre><code>[
     {
        "registrant_name":"Jeff Seiler",
        "registrant_email":"&lt;snip&gt;",
        "registrant_phone":"&lt;snip&gt;",
        "registrant_mail":"507 Las Colinas",
        "ticket_type":"Individual",
        "table_name":"Mr and Mrs Jeff Seiler",
        "numtix":"2"
     },
     {
        "registrant_name":"Jan Halstead",
        "registrant_email":"&lt;snip&gt;",
        "registrant_phone":"&lt;snip&gt;",
        "registrant_mail":"115 Mason Oaks",
        "ticket_type":"Individual",
        "table_name":"",
        "numtix":"1"
     }
  ]
  </code></pre>
  
  <p>But it isn't showing the title based on the title attributes, it shows only JSON column names. What am I doing wrong to cause this? I can change my JSON but am wondering why the title attribute isn't working.</p>