adds moderation to comments and debates [#136]

app/views/admin/comments/index.html.erb

@@ -0,0 +1,14 @@
+<div class="left">
+  <h1><%= t("admin.comments.index.title") %></h1>
+
+  <ul>
+    <% @comments.each do |comment| %>
+      <li id="<%= dom_id(comment) %>">
+        <%= comment.body %>
+
+        <%= link_to t("admin.actions.restore"), restore_admin_comment_path(comment),
+                    method: :put, data: { confirm: t("admin.actions.confirm") } %>
+      </li>
+    <% end %>
+  </ul>
+</div>