patch applied (packages/Cabal): Fix installIncludeFiles to create target directories properly

[Ian Lynagh]

Wed Jan 21 16:48:36 PST 2009  Duncan Coutts <duncan at haskell.org>
  * Fix installIncludeFiles to create target directories properly
  Previously for 'install-includes: subdir/blah.h' we would not
  create the subdir in the target location.

    M ./Distribution/Simple/Install.hs -13 +17

View patch online:
http://darcs.haskell.org/packages/Cabal/_darcs/patches/20090122004836-adfee-69f6c86983e838185d5ad5a18ba1f2b425dee73e.gz