update trainee / supervisor management

templates/index.html

@@ -1,5 +1,5 @@
 {% extends 'base.html' %}
-
+{% load auth_extras %}
 {% block content %}
     <p>
         <div class="anatomy">
@@ -53,7 +53,8 @@
     {% endif %}
 
     <div>
-        {% if request.user.is_staff %}
+        {% if request.user|has_group:"cid_user_manager" %}
+            Manage <a href="{% url 'trainees' %}">trainees</a><br/>
             Manage users <a href="{% url 'accounts_list'%}">here</a> and candidates <a href="{% url 'generic:manage_cids'%}">here</a>
 
             <p>Manage <a href="{% url 'generic:examination_view' %}">Examinations</a>