ref: bf2a6f786502026ce4229bc84a6a22e5e55a7c13
dir: /sys/lib/python/mercurial/templates/atom/changelog.tmpl/
{header} <!-- Changelog --> <id>{urlbase}{url}</id> <link rel="self" href="{urlbase}{url}atom-log"/> <link rel="alternate" href="{urlbase}{url}"/> <title>{repo|escape} Changelog</title> {latestentry%feedupdated} {entries%changelogentry} </feed>