templates/atom/tagentry.tmpl

filemerge: add internal:prompt target

 <entry>
  <title>{tag|escape}</title>
  <link rel="alternate" href="{urlbase}{url}rev/{node}"/>
  <id>{urlbase}{url}#tag-{node}</id>
  <updated>{date|rfc3339date}</updated>
  <published>{date|rfc3339date}</published>
  <content type="text">{tag|strip|escape}</content>
 </entry>