Make user edit and change password non-admin views

- This makes the user update and password change pages non admin so that
  non admin users can access

plinth/modules/users/templates/users_change_password.html

@@ -21,27 +21,22 @@
 {% load bootstrap %}
 {% load i18n %}
 
-{% block content %}
+{% block content_row %}
+  <div class="col-md-6 col-md-offset-3">
+    <h3>
+      {% blocktrans trimmed with username=form.user.username %}
+        Change Password for <em>{{ username }}</em>
+      {% endblocktrans %}
+    </h3>
+    <form class="form" method="post">
+      {% csrf_token %}
 
-  <h3>
-    {% blocktrans trimmed with username=form.user.username %}
-      Change Password for <em>{{ username }}</em>
-    {% endblocktrans %}
-  </h3>
+      {{ form|bootstrap }}
 
-  <div class="row">
-    <div class="col-sm-6">
-      <form class="form" method="post">
-        {% csrf_token %}
-
-        {{ form|bootstrap }}
-
-        <input type="submit" class="btn btn-primary"
-               value="{% trans "Save Password" %}"/>
-      </form>
-    </div>
+      <input type="submit" class="btn btn-primary"
+             value="{% trans "Save Password" %}"/>
+    </form>
   </div>
-
 {% endblock %}
 
 {% block page_js %}

plinth/modules/users/templates/users_update.html

@@ -29,32 +29,28 @@
   </style>
 {% endblock %}
 
-{% block content %}
+{% block content_row %}
+  <div class="col-md-6 col-md-offset-3">
+    <h3>{{ object.username }}</h3>
 
-  <h3>{{ object.username }}</h3>
+    <p>
+      {% url 'users:change_password' object.username as change_password_url %}
 
-  <p>
-    {% url 'users:change_password' object.username as change_password_url %}
+      {% blocktrans trimmed %}
+        Use the <a href='{{ change_password_url }}'>change password form
+        </a> to change the password.
+      {% endblocktrans %}
+    </p>
 
-    {% blocktrans trimmed %}
-      Use the <a href='{{ change_password_url }}'>change password form
-      </a> to change the password.
-    {% endblocktrans %}
-  </p>
+    <form class="form" method="post">
+      {% csrf_token %}
 
-  <div class="row">
-    <div class="col-sm-8">
-      <form class="form" method="post">
-        {% csrf_token %}
+      {{ form|bootstrap }}
 
-        {{ form|bootstrap }}
-
-        <input type="submit" class="btn btn-primary"
-               value="{% trans "Save Changes" %}"/>
-      </form>
-    </div>
+      <input type="submit" class="btn btn-primary"
+             value="{% trans "Save Changes" %}"/>
+    </form>
   </div>
-
 {% endblock %}
 
 {% block page_js %}

plinth/modules/users/urls.py

@@ -24,18 +24,19 @@ from django.contrib.auth import views as auth_views
 from django.urls import reverse_lazy
 from stronghold.decorators import public
 
+from plinth.utils import non_admin_view
 from . import views
 
 
 urlpatterns = [
     url(r'^sys/users/$', views.UserList.as_view(), name='index'),
     url(r'^sys/users/create/$', views.UserCreate.as_view(), name='create'),
-    url(r'^sys/users/(?P<slug>[\w.@+-]+)/edit/$', views.UserUpdate.as_view(),
+    url(r'^sys/users/(?P<slug>[\w.@+-]+)/edit/$', non_admin_view(views.UserUpdate.as_view()),
         name='edit'),
     url(r'^sys/users/(?P<slug>[\w.@+-]+)/delete/$', views.UserDelete.as_view(),
         name='delete'),
     url(r'^sys/users/(?P<slug>[\w.@+-]+)/change_password/$',
-        views.UserChangePassword.as_view(), name='change_password'),
+        non_admin_view(views.UserChangePassword.as_view()), name='change_password'),
     # Add Django's login/logout urls
     url(r'^accounts/login/$', public(auth_views.login),
         {'template_name': 'login.html'}, name='login'),