refactor(tml-starter): "dt:appear" option has been removed

Author: tduchateau

datatables-thymeleaf-starter/src/main/webapp/WEB-INF/views/common/navbar.html

@@ -77,7 +77,6 @@
                         <a href="#" class="dropdown-toggle" data-toggle="dropdown">Styling <b class="caret"></b></a>
                         <ul class="dropdown-menu">
                            <li><a th:href="@{/styling/styling}">Styling</a></li>
-                           <li><a th:href="@{/styling/effect}">Applying effects</a></li>
                         </ul>
                      </li>
                      <li class="dropdown">