display addurl url not file

The file gets displayed after download is complete, so this is the
simplest way to avoid redundant display.

Command/ImportFeed.hs

@@ -227,7 +227,7 @@ performDownload opts cache todownload = case location todownload of
 		case dest of
 			Nothing -> return True
 			Just f -> do
-				showStart "addurl" f
+				showStart "addurl" url
 				ks <- getter f
 				if null ks
 					then do