Changes to ghc(2)

Changes to ghc:
commit f1f2d8f8515ca4802410702eba5786674167b02e
Author: Joachim Breitner <mail@joachim-breitner.de>
Date:   Sat Apr 19 15:57:20 2014 +0200

    Remove some redundancy in sync-all

commit 974a97e3e5f74177d9c09ceda060205959e2f15a
Author: Joachim Breitner <mail@joachim-breitner.de>
Date:   Sat Apr 19 15:46:32 2014 +0200

    sync-all: Apply submodule url rewriting also to stuff in util/