patch applied (cabal-install): Display examples in cabal install --help

[Duncan Coutts]

Tue Jan 13 08:14:26 PST 2009  Duncan Coutts <duncan at haskell.org>
  * Display examples in cabal install --help
  Examples: 
    cabal install                     Package in the current directory
    cabal install foo                 Package from the hackage server
    cabal install foo-1.0             Specific version of a package
    cabal install 'foo < 2'           Constrained package version

    M ./Distribution/Client/Setup.hs +14

View patch online:
http://darcs.haskell.org/cabal-install/_darcs/patches/20090113161426-adfee-568ee17241912381dc26108a3dc6e4919e8ad265.gz