Update news after merging install and download command

docs/news.txt

@@ -20,8 +20,8 @@ tip
 
 * Fixed issue with Bazaar's bzr+ssh scheme.
 
-* Added download command to retrieve package archives. If given an editable
-  package it will create an archives of it.
+* Added --download-dir option to the install command to retrieve package
+  archives. If given an editable package it will create an archive of it.
 
 * Added ability to pass local file and directory paths to ``--find-links``,
   e.g. ``--find-links=file:///path/to/my/private/archive``