bootstrap: add version to filenames

To make it easier to quickly see what version we are using, add
the version to the filenames.

Also, use minified flavor in templates/base.html

Signed-off-by: Tim Orling <tim.orling@konsulko.com>

templates/base.html

@@ -135,7 +135,7 @@
     </div>
 
     <script src="{% static "js/jquery-3.7.1.min.js" %}"></script>
-    <script src="{% static "js/bootstrap.js" %}"></script>
+    <script src="{% static "js/bootstrap-3.4.1.min.js" %}"></script>
 {% block scripts %}
 {% endblock %}