ref: a3f6976a7604d03b62f227f7e6f5259f99b93fa7
dir: /sys/lib/python/mercurial/templates/rss/filelogentry.tmpl/
<item> <title>{desc|strip|firstline|strip|escape}</title> <link>{urlbase}{url}log{{node|short}}/{file|urlescape}</link> <description><![CDATA[{desc|strip|escape|addbreaks|nonempty}]]></description> <author>{author|obfuscate}</author> <pubDate>{date|rfc822date}</pubDate> </item>