attachment: Fix reversion in attachment sorting by age.

Reversion was introduced by over-eager removal of mtime_raw in
2b569f99d9

IkiWiki/Plugin/attachment.pm

@@ -231,6 +231,7 @@ sub attachment_list ($) {
 				link => htmllink($page, $page, $f, noimageinline => 1),
 				size => IkiWiki::Plugin::filecheck::humansize((stat(_))[7]),
 				mtime => displaytime($IkiWiki::pagemtime{$f}),
+				mtime_raw => $IkiWiki::pagemtime{$f},
 			};
 		}
 	}

debian/changelog

@@ -8,6 +8,7 @@ ikiwiki (3.20091203) UNRELEASED; urgency=low
     (Thanks, Richard Levitte)
   * rename: Fix some utf-8 problems.
   * attachment: Fix several utf-8 problems.
+  * attachment: Fix reversion in attachment sorting by age.
 
  -- Joey Hess <joeyh@debian.org>  Wed, 02 Dec 2009 17:22:21 -0500