Wrap flask-admin javascript in tail_js block

flask_admin/templates/admin/base.html

@@ -46,9 +46,12 @@
       {% block body %}{% endblock %}
     </div>
     {% endblock %}
+
+    {% block tail_js %}
     <script src="{{ url_for('admin.static', filename='vendor/jquery-1.8.3.min.js') }}" type="text/javascript"></script>
     <script src="{{ url_for('admin.static', filename='bootstrap/js/bootstrap.min.js') }}" type="text/javascript"></script>
     <script src="{{ url_for('admin.static', filename='select2/select2.min.js') }}" type="text/javascript"></script>
+    {% endblock %}
 
     {% block tail %}
     {% endblock %}