app/views/customailer/mail_templates/index.html.erb
<h1>Listing Mail Templates</h1>
<table>
<tr>
<th>Path</th>
<th>Locale</th>
<th></th>
<th></th>
<th></th>
</tr>
<% @mail_templates.each do |mail_template| %>
<tr>
<td><%= mail_template.path %></td>
<td><%= mail_template.locale %></td>
<td><%= link_to 'Show', mail_template %></td>
<td><%= link_to 'Edit', [:edit, mail_template] %></td>
<td><%= link_to 'Destroy', mail_template, method: :delete, data: { confirm: 'Are you sure?' } %></td>
</tr>
<% end %>
</table>
<br />
<%= link_to 'New Mail Template', :new_mail_template %>