<% content_for(:secondary_links) do %>
  <%= quick_search_form_for(:changed_tags, post_versions_path, "by tags", autocomplete: "tag-query") %>
  <%= subnav_link_to "Listing", post_versions_path %>
  <%= subnav_link_to "Search", search_post_versions_path %>
  <% if params[:action] == "index" %>
    | <%= subnav_link_to "Undo selected", "" %>
  <% end %>
<% end %>
