patch applied (cabal-install): Add new utils, duplicates, duplicatesBy and mergeBy

7 May 2008

      Sun May  4 12:45:30 PDT 2008  Duncan Coutts 
  * Add new utils, duplicates, duplicatesBy and mergeBy

    M ./Hackage/Utils.hs +31

View patch online:
http://darcs.haskell.org/cabal-install/_darcs/patches/20080504194530-adfee-a...