Changes to ghc(2)

Changes to ghc:
commit cb17c1fd7d45f18029be8e8e5e07e4d8fc4f36a9
Author: Joachim Breitner <mail@joachim-breitner.de>
Date:   Mon Dec 2 18:03:52 2013 +0000

    Note [HyperStr and Use demands]

    This note is a summary of an explanation by SPJ to me.

commit 90588c1f70fa3bf1ae32aa9a25f93800580126d8
Author: Joachim Breitner <mail@joachim-breitner.de>
Date:   Mon Dec 2 17:53:23 2013 +0000

    Move FunDeps to typecheck

    That’s where all its users are...