anchor.diff:  
     <% definitions.each do |header, definitions| %>
     <% unless header.strip == '' %>
  -  <h2><%=h format_header(header) %></h2>
  +  <h2><%= format_header(header) %></h2>
     <% end %>
     <dl>
     <% definitions.each do |definition| %>
  
positive.code:   <h1>Requirements<br><%= title %></h1>
  
    <% authors.each do |author| %>
    <p class="author"><%=h format_author(author) %></p>
    <% end %>
  
    <% introduction.each do |paragraph| %>
  
negative.code:   <tr class="nested <%= nested[:status] %>" id="story<%= nested[:id] %>">
      <td class="story"><%=h nested[:description] %></td>
      <td class="meta id"><%=h nested[:id] %></td>
      <td class="meta estimate"><%= format_estimate(*nested[:estimate]) if nested[:estimate] %></td>
      <td class="meta iteration"><%=h nested[:iteration] %></td>
      <td class="meta status"><%=h nested[:status] %></td>
    </tr>
  