Fix dropdown menu (#852)

lemonldap-ng-portal/MANIFEST

@@ -192,6 +192,7 @@ site/htdocs/static/common/en.png
 site/htdocs/static/common/favicon.ico
 site/htdocs/static/common/fr.png
 site/htdocs/static/common/icons/application_cascade.png
+site/htdocs/static/common/icons/arrow_refresh.png
 site/htdocs/static/common/icons/calendar.png
 site/htdocs/static/common/icons/door_out.png
 site/htdocs/static/common/icons/key.png

lemonldap-ng-portal/site/templates/bootstrap/menu.tpl

@@ -62,12 +62,15 @@
 
       <ul class="user nav navbar-nav navbar-right">
         <li class="dropdown">
-          <a data-target="#" class="dropdown-toggle" data-toogle="dropdown">
+          <a href="#" class="dropdown-toggle" data-toggle="dropdown">
             <span trspan="connectedAs">Connected as</span> <TMPL_VAR NAME="AUTH_USER">
             <span class="caret"></span>
           </a>
           <ul class="dropdown-menu" role="menu">
-            <li><a href="/refresh"><span trspan="refreshrights">Refresh</span></a></li>
+            <li><a href="/refresh">
+              <img src="<TMPL_VAR NAME="STATIC_PREFIX">common/icons/arrow_refresh.png" width="16" height="16" alt="refresh" />
+              <span trspan="refreshrights">Refresh</span>
+            </a></li>
           </ul>
         </li>
       </ul>