patch applied (cabal): Change some PackageSet functions to return the package rather than the id

[Ian Lynagh]

Sun Jul 20 15:17:02 PDT 2008  Duncan Coutts <duncan at haskell.org>
  * Change some PackageSet functions to return the package rather than the id
  dependencyGraph and reverseDependencyClosure now return the
  full package rather than just the PackageIdentifier

    M ./Distribution/Simple/PackageSet.hs -6 +7

View patch online:
http://darcs.haskell.org/cabal/_darcs/patches/20080720221702-adfee-3b9dadd76b02a989e9ef04cc89b97d3ec3cc70b4.gz