Add model section to template and add API link to sidenav

app/templates/_sidenav.html.j2

@@ -25,6 +25,7 @@
   {% if current_user.is_administrator() %}
   <li><div class="divider"></div></li>
   <li><a class="subheader">Administration</a></li>
-  <li><a href="{{ url_for('admin.index') }}"><i class="material-icons">build</i>Administration</a></li>
+  <li><a href="{{ url_for('admin.index') }}"><i class="material-icons">admin_panel_settings</i>Administration</a></li>
+  <li><a href="{{ url_for('api.doc') }}"><i class="material-icons">api</i>API</a></li>
   {% endif %}
 </ul>

app/templates/base.html.j2

@@ -32,11 +32,13 @@
 {% block main_attribs %} class="background-color"{% endblock main_attribs %}
 {% block main %}
 {% block page_content %}{% endblock page_content %}
+{% block modals %}
 <div id="modals">
 {% if current_user.is_authenticated %}
 {% include "_roadmap.html.j2" %}
 {% endif %}
 </div>
+{% endblock modals %}
 {% endblock main %}
 
 {% block footer_attribs %} class="page-footer primary-variant-color"{% endblock footer_attribs %}