copied template from the from branch

templates/navbar_right.html

@@ -66,11 +66,11 @@
  {% if auth_manager.is_logged_in() %}
    <li class="dropdown">
      <a class="dropdown-toggle" href="#">
-        <span class="navbar-user-icon" title="{{ auth_manager.get_user_display_name() }}">
-          {% set user_display_name = auth_manager.get_user_display_name() %}
-          {% if user_display_name %}
-           {% set user_display_names = user_display_name.split(" ", 1) %}
-           <span>{% for name in user_display_names %}{{ name[0].upper() }}{% endfor %}</span>
+        <span class="navbar-user-icon" title="{{ auth_manager.get_user_name() }}">
+          {% set user_name = auth_manager.get_user_name() %}
+          {% if user_name %}
+           {% set user_names = user_name.split(" ", 1) %}
+           <span>{% for name in user_names %}{{ name[0].upper() }}{% endfor %}</span>
           {% else %}
            <span class="material-icons">person</span>
           {% endif %}