patch applied (cabal): Compatibility with Haskell'98.

[Malcolm Wallace]

Mon Feb 12 09:08:04 PST 2007  Malcolm.Wallace at cs.york.ac.uk
  * Compatibility with Haskell'98.
  Import Distribution.Compat.Exception instead of Control.Exception.
  Fix illegal indentation of cascaded do-blocks.

    M ./Distribution/SetupWrapper.hs -13 +13