Add interface for moderation subscriptions and suggestions

app/views/admin/moderation_subscriptions/edit.html.haml

@@ -0,0 +1,12 @@
+- content_for :page_title do
+  = I18n.t('admin.moderation_subscriptions.show.title', name: @moderation_subscription.name)
+
+= simple_form_for [:admin, @moderation_subscription] do |form|
+  = render 'shared/error_messages', object: @moderation_subscription
+
+  = render form
+
+  .actions
+    = form.button :button,
+                  t('generic.save_changes'),
+                  type: :submit