darcs patch: Add .gitignore for GHC build.

7 Mar 2012

      Hi,
this patch adds a .gitignore for the git mirror of this repository contained in the GHC tree.

1 patch for repository http://darcs.haskell.org/Cabal:

Wed Mar  7 16:59:59 GMT 2012  Paolo Capriotti 
  * Add .gitignore for GHC build.