patch applied (cabal): Add a unuque identifier for installed packages (part 7 of 9)

[Duncan Coutts]

Thu Aug  6 06:17:28 PDT 2009  Simon Marlow <marlowsd at gmail.com>
  * Add a unuque identifier for installed packages (part 7 of 9)
  Ignore-this: cf0e7da3e1e8e2b39336649c479c0938
  
  Follow changes in Distribution.Simple.LocalBuildInfo (installedPkgs is
  now an InstalledPackageIndex).

    M ./Distribution/Simple/Build/Macros.hs -3 +4
    M ./Distribution/Simple/Haddock.hs -13 +13
    M ./Distribution/Simple/PreProcess.hs -3 +2

View patch online:
http://darcs.haskell.org/cabal/_darcs/patches/20090806131728-12142-f2afe40c262c76b2df16273811badc2ca2907f08.gz