fixup! Remove SSO-app and django-oauth-toolkit

`dashboard` was only used as a namespace for SSO-related urls.

The generic dashboard-related urls were not in a dashboard-namespace.

_Why_ `dashboard:index` even worked to redirect to the actual `dashboard_index`
is not clear.

templates/dashboard/dashboard.html

@@ -28,7 +28,7 @@ <h3>Velkommen til Online Dashboard</h3>
             <li><a href="{% url 'companyprofiles' %}/">Bedrifter</a></li>
             <li><a href="{% url 'dashboard_inventory_index' %}">Varelager</a></li>
             <li><a href="{% url 'dashboard_events_index' %}">Arrangement</a></li>
-            <li><a href="{% url 'dashboard:index' %}">Ekstern tilgang</a></li>
+            <li><a href="{% url 'dashboard_index' %}">Ekstern tilgang</a></li>
             <li><a href="{% url 'careeropportunity_dashboard_index' %}">Karrieremuligheter</a></li>
             <li><a href="{% url 'dashboard_article_index' %}">Artikler</a></li>
             <li><a href="{% url 'posters' %}">Plakatbestilling</a></li>

templates/dashboard_base.html

@@ -75,7 +75,7 @@ <h4 class="center-text"><small>Velkommen</small><br />{{ request.user.first_name
                         <ul class="treeview-menu">
                             <li><a href="{% url 'user_list' %}"><i class="fa fa-angle-double-right orange"></i> Brukerprofiler</a></li>
                             {% if request.user.is_superuser %}
-                            <li><a href="{% url 'dashboard:index' %}"><i class="fa fa-angle-double-right orange"></i> Ekstern tilgang</a></li>
+                            <li><a href="{% url 'dashboard_index' %}"><i class="fa fa-angle-double-right orange"></i> Ekstern tilgang</a></li>
                             {% endif %}
                             <li><a href="#"><i class="fa fa-angle-double-right orange"></i> Posisjoner</a></li>
                             <li><a href="#"><i class="fa fa-angle-double-right orange"></i> Spesialposisjoner</a></li>