Revised terms and privacy consent dialog, analytics hooks (#1426)

* revised terms and privacy consent

* reorg code

* fix conditional

* Overlay reflects un-dissmissable state

* add inline scripts, and consent callback

* add csp_directive config hook

* revert config.yaml

* fix logic error

Co-authored-by: Colin Megill <colinmegill@gmail.com>

client/index_template.html

@@ -53,5 +53,8 @@
         {% for script in SCRIPTS %}
         <script type="text/javascript" src="{{script | safe}}"></script>
         {% endfor %}
+        {% for ils in INLINE_SCRIPTS %}
+        <script type="text/javascript">{% include ils %}</script>
+        {% endfor %}
     </body>
 </html>