patch applied (ghc): Replace genprimopcode' s parsec parser with an alex+happy parser

[Ian Lynagh]

Tue Apr 10 15:00:15 PDT 2007  Ian Lynagh <igloo at earth.li>
  * Replace genprimopcode's parsec parser with an alex+happy parser
  This use was the only thing keeping parsec in core-packages, and
  we already have a dependency on alex+happy anyway.

    M ./utils/Makefile -1 +7
    A ./utils/genprimopcode/Lexer.x
    M ./utils/genprimopcode/Main.hs -363 +4
    M ./utils/genprimopcode/Makefile -15 +1
    A ./utils/genprimopcode/Parser.y
    A ./utils/genprimopcode/ParserM.hs
    A ./utils/genprimopcode/Syntax.hs