Merge pull request #100 from IABTechLab/syw-uid2-3925-uid2-cstg-example-improvement

port EUID CSTG Example website to UID2 so that 'has opted out' is shown

Author: sunnywu

examples/cstg/html/index.html

@@ -29,6 +29,9 @@
         $('#login_required').text(
           sdk.isLoginRequired() || sdk.isLoginRequired() === undefined ? 'yes' : 'no'
         );
+        $(`#has_opted_out`).text(
+                sdk.hasOptedOut() ? 'yes' : 'no'
+        );
         $('#update_counter').text(callbackCounter);
         $('#identity_state').text(String(JSON.stringify(state, null, 2)));
 
@@ -109,6 +112,10 @@ <h1>UID2 Publisher Client-Side Integration Example using UID2 JavaScript SDK</h1
         <td class="label">Is Login Required?</td>
         <td class="value"><pre id="login_required"></pre></td>
       </tr>
+      <tr>
+        <td class="label">Has opted out?</td>
+        <td class="value"><pre id="has_opted_out"></pre></td>
+      </tr>
       <tr>
         <td class="label">Identity Updated Counter:</td>
         <td class="value"><pre id="update_counter"></pre></td>