hgweb: shorten all the URLs in the standard templates A URL like this: http://www.selenic.com/hg/?cmd=changeset;node=5010207c35273ac1331cae44c253dd41fa07cb7f is now presented as: http://www.selenic.com/hg/?cs=5010207c352 (though the old style still works, of course)

<item>
    <title>#desc|firstline|escape#</title>
    <link>#url#?f=#filenode|short#;file=#file#</link>
    <description><![CDATA[#desc|escape|addbreaks#]]></description>
    <author>#author|obfuscate#</author>
    <pubDate>#date|rfc822date#</pubDate>>
</item>