patch applied (cabal-install): Implement 'cabal unpack' command as in #390

Thu Nov 13 10:59:23 PST 2008 Andrea Vezzosi <sanzhiyan@gmail.com> * Implement 'cabal unpack' command as in #390 M ./Distribution/Client/Setup.hs +41 A ./Distribution/Client/Unpack.hs M ./Main.hs +10 View patch online: http://darcs.haskell.org/cabal-install/_darcs/patches/20081113185923-cd449-0...