mercurial/templates/rss/filelogentry.tmpl

configitems: register the 'experimental.graphstyle.grandparent' config

<item>
    <title>{desc|strip|firstline|strip|escape}</title>
    <link>{urlbase}{url|urlescape}log/{node|short}/{file|urlescape}</link>
    <description><![CDATA[{desc|strip|escape|websub|addbreaks|nonempty}]]></description>
    <author>{author|obfuscate}</author>
    <pubDate>{date|rfc822date}</pubDate>
</item>