Remove import button from CO list view (#157)

Author: arthanson

netbox_custom_objects/templates/netbox_custom_objects/custom_object_list.html

@@ -7,7 +7,7 @@
     {% plugin_list_buttons model %}
     {% block extra_controls %}{% endblock %}
     {% custom_object_add_button model custom_object_type %}
-    {% custom_object_import_button model %}
+    {# {% custom_object_import_button model %} #}
     {% custom_object_export_button model %}
   </div>
 {% endblock controls %}