patch applied (packages/Cabal): Add help command as per ticket #272

[Ian Lynagh]

Wed Apr 30 06:37:40 PDT 2008  Duncan Coutts <duncan at haskell.org>
  * Add help command as per ticket #272
  "cabal help" behaves like "cabal --help"
  "cabal help cmd" behaves like "cabal cmd --help"
  Should still work with command line completion.

    M ./Distribution/Simple/Command.hs -15 +42

View patch online:
http://darcs.haskell.org/packages/Cabal/_darcs/patches/20080430133740-adfee-f518b22528deb232f63730da91923f44f3951274.gz