patch applied (ghc): Fix export of associated families with new name parent story

[chak at cse.unsw.edu.au]

Fri Oct 20 17:28:13 PDT 2006  Manuel M T Chakravarty <chak at cse.unsw.edu.au>
  * Fix export of associated families with new name parent story
  
  Given
  
    module Exp (T)
    where
  
    class C a where
      data T a :: *
  
  we need the AvailInfo for the export item to be C|{T}, not just T.
  This patch achieves that under the new name parent scheme.
  

    M ./compiler/rename/RnNames.lhs -7 +9