#121 Deferred parcels

* improves filtering by gmrkng and krs
* implements deferred loading of parcels on spatial referenced data objects
* adds HTMX to project
* improves detail view layout (mainly interesting for smaller displays/mobile)

templates/map/geom_form.html

@@ -10,4 +10,6 @@
     </div>
 {% endif %}
 {{geom_form.media}}
-{{geom_form.geom}}
+<div class="col-sm-12">
+    {{geom_form.geom}}
+</div>