restored the simplenews templating system for d8

web/modules/custom/materio_simplenews/materio_simplenews.links.action.yml

@@ -0,0 +1,17 @@
+materio_simplenews.actions:
+  deriver: 'Drupal\materio_simplenews\Plugin\Derivative\DynamicLocalActions'
+
+  # materio_simplenews.simplenews_daily_add:
+#   route_name: node.add
+#   route_parameters:
+#     node_type: 'simplenews_issue'
+#   title: 'Add Daily'
+#   appears_on:
+#     - view.simplenews_newsletters.page_1
+# materio_simplenews.simplenews_newsletter_add:
+#   route_name: node.add
+#   route_parameters:
+#     node_type: 'simplenews_issue'
+#   title: 'Add Newsletter'
+#   appears_on:
+#     - view.simplenews_newsletters.page_1