-The download directory contains some historical versions, which you
-can see here:
-<a href="<% $url_base_base %>/"><% $url_base_base %>/</a> .
+The download directory can contains other versions (eg unreleased test
+versions), which you can see here:
+ <a href="<% $url_base_base %>/"><% $url_base_base %>/</a> .