patch applied (ghc): Merged stand-alone deriving with FC stuff.

[bjorn at bringert.net]

Wed Sep 20 15:39:17 PDT 2006  bjorn at bringert.net
  * Merged stand-alone deriving with FC stuff.

    M ./compiler/parser/Parser.y.pp -2 +4
    M ./compiler/typecheck/TcDeriv.lhs -1 +5
    M ./compiler/typecheck/TcInstDcls.lhs -6 +9
    M ./compiler/typecheck/TcSimplify.lhs -1 +1
    M ./compiler/typecheck/TcType.lhs +1