Add reminder about commenting after changing tags

app/views/changeset_tags/show.html.erb

@@ -2,6 +2,10 @@
   <h1><%= t ".heading" %></h1>
 <% end %>
 
+<div class="alert alert-warning">
+  <%= t ".comment_warning" %>
+</div>
+
 <h2><%= t ".changeset_html", :id => link_to(@changeset.id, @changeset) %></h2>
 
 <p><%= changeset_details(@changeset) %></p>

config/locales/en.yml

@@ -477,6 +477,7 @@ en:
     show:
       heading: Manage changeset tags
       changeset_html: "Changeset: %{id}"
+      comment_warning: Remember to add a comment to the changeset after modifying its tags. This ensures that the changes you made are replicated.
     tag:
       delete: "Delete"
       confirm_delete: "Delete the tag %{k}=%{v} ?"