patch applied (ghc): Document Packages and a minor refactoring

[Ian Lynagh]

Wed Jul 30 22:30:54 PDT 2008  Max Bolingbroke <batterseapower at hotmail.com>
  * Document Packages and a minor refactoring

    M ./compiler/main/Packages.lhs -30 +42

View patch online:
http://darcs.haskell.org/ghc/_darcs/patches/20080731053054-9b787-e6caa1217a73917f3eae2ddff5ee03e2be452990.gz