patch applied (cabal-install): Simplify the tar code a bit more

Tue Mar 18 18:52:43 PDT 2008 Duncan Coutts * Simplify the tar code a bit more We always know the base path for construction or extraction so don't bother using Maybe FilePath. Also use GZip qualified. M ./Hackage/Install.hs -1 +2 M ./Hackage/SrcDist.hs -1 +1 M ./Hackage/Tar.hs -25 +17 M ./Hackage/Update.hs -8 +8 View patch online: http://darcs.haskell.org/cabal-install/_darcs/patches/20080319015243-adfee-5...