patch applied (cabal): base-1.0 does not have Data.Map.alter so use insertWith instead

Thu Jun 12 08:43:09 PDT 2008 Duncan Coutts <duncan@haskell.org> * base-1.0 does not have Data.Map.alter so use insertWith instead M ./Distribution/Simple/PackageIndex.hs -3 +1 View patch online: http://darcs.haskell.org/cabal/_darcs/patches/20080612154309-adfee-5f17cd5a4...