Scott Ritchie : Only support Ubuntu 9.10 and 10.04

[Jeremy Newman]

Module: website
Branch: master
Commit: e9f6e16ddbdad9b0154b512c991505993ec7fe36
URL:    http://source.winehq.org/git/website.git/?a=commit;h=e9f6e16ddbdad9b0154b512c991505993ec7fe36

Author: Scott Ritchie <scott at open-vote.org>
Date:   Tue May 18 09:17:59 2010 -0700

Only support Ubuntu 9.10 and 10.04

Modify downloads page to reflect the newer versions only.