patch applied (cabal-install): Added support for users behind proxy servers, reading system settings from the env var on unix or registry on windows

Fri Dec 21 12:15:00 PST 2007 * Added support for users behind proxy servers, reading system settings from the env var on unix or registry on windows M ./Hackage/Fetch.hs -8 +5 A ./Hackage/HttpUtils.hs M ./Hackage/Upload.hs -2 +5 M ./cabal-install.cabal +7