dirstate.changes() now distinguishes 'hg remove'd or just deleted files. Interface is not yet changed. Non-regular files are considered to be removed or deleted. Removed the unneeded match(fn) call for adding to the unknown list.

#header#
    <title>#repo|escape#: #file# history</title>
    <description>#file# revision history</description>
    #entries#
  </channel>
</rss>