patch applied (ghc-fc2): Migrate cvs diff from fptools-assoc branch

[chak at cse.unsw.edu.au]

Wed Jul 26 14:46:55 PDT 2006  Manuel M T Chakravarty <chak at cse.unsw.edu.au>
  * Migrate cvs diff from fptools-assoc branch
  - Syntactic support for associated types
  - Renamer support for associated types
  - ATs are only allowed with -fglasgow-exts
  - Handle ATs in the type and class declaration kinding knot-tying exercise

    M ./compiler/deSugar/DsMeta.hs -1 +1
    M ./compiler/hsSyn/Convert.lhs -3 +7
    M ./compiler/hsSyn/HsDecls.lhs -17 +43
    M ./compiler/main/HscStats.lhs -1 +1
    M ./compiler/parser/Parser.y.pp -18 +67
    M ./compiler/parser/ParserCore.y -2 +10
    M ./compiler/parser/RdrHsSyn.lhs -30 +112
    M ./compiler/rename/RnBinds.lhs +1
    M ./compiler/rename/RnNames.lhs -1 +17
    M ./compiler/rename/RnSource.lhs -22 +156
    M ./compiler/typecheck/TcInstDcls.lhs -1 +3
    M ./compiler/typecheck/TcRnMonad.lhs -1 +6
    M ./compiler/typecheck/TcTyClsDecls.lhs -3 +18