Merge pull request #263 from slashfan/fix_credit_link

merged duplicated rel attributes on credit link element

tarteaucitron.js

@@ -315,7 +315,7 @@ var tarteaucitron = {
                 html += '         </ul>';
                 html += '         <div class="tarteaucitronHidden" id="tarteaucitronScrollbarChild" style="height:20px;display:block"></div>';
                 if (tarteaucitron.parameters.removeCredit === false) {
-                    html += '     <a class="tarteaucitronSelfLink" href="https://opt-out.ferank.eu/" rel="nofollow" target="_blank" rel="noopener" title="tarteaucitron ' + tarteaucitron.lang.newWindow + '">🍋 ' + tarteaucitron.lang.credit + '</a>';
+                    html += '     <a class="tarteaucitronSelfLink" href="https://opt-out.ferank.eu/" rel="nofollow noopener" target="_blank" title="tarteaucitron ' + tarteaucitron.lang.newWindow + '">🍋 ' + tarteaucitron.lang.credit + '</a>';
                 }
                 html += '       </div>';
                 html += '   </div>';