Changes to ghc haddock

Changes to ghc:
commit 345eea26ee740436728547d997a6f7ee5cea50a5
Author: Mateusz Kowalczyk <fuuzetsu@fuuzetsu.co.uk>
Date:   Mon Mar 31 05:40:50 2014 +0100

    Update Haddock submodule

Changes to haddock:
commit bd134c7b2a6880bf3858fd8c27fa16ab946d7718
Author: Mateusz Kowalczyk <fuuzetsu@fuuzetsu.co.uk>
Date:   Mon Mar 31 05:34:36 2014 +0100

    Print kind signatures on GADTs