patch applied (cabal-branches/cabal-1.4): Add PackageIndex.insert and reverse merge/mappend

Tue Apr 15 13:36:37 PDT 2008 Duncan Coutts <duncan@haskell.org> * Add PackageIndex.insert and reverse merge/mappend Packages in the second argument to merge now mask those in the first. M ./Distribution/Simple/PackageIndex.hs -9 +22 View patch online: http://darcs.haskell.org/cabal-branches/cabal-1.4/_darcs/patches/20080415203...