Changes to filepath(2) haddock(2)

Changes to filepath:
commit 486373cb6bc3de8bf7f0b8532558c5fff32df20a
Author: Herbert Valerio Riedel <hvr@gnu.org>
Date:   Fri Mar 21 19:31:22 2014 +0100

    Minor refactorings as suggested by hlint

    Signed-off-by: Herbert Valerio Riedel <hvr@gnu.org>

commit 78748dc2ccbe2fb0d96963a8a1ad5057365eb6eb
Author: Herbert Valerio Riedel <hvr@gnu.org>
Date:   Fri Mar 21 19:13:28 2014 +0100

    Convert changelog to markdown

    Signed-off-by: Herbert Valerio Riedel <hvr@gnu.org>

Changes to haddock:
commit 3e6da2f7b2b734da7dfe688a9f0eb764dcf6e8f0
Merge: e0299ec 78d195c
Author: Herbert Valerio Riedel <hvr@gnu.org>
Date:   Fri Mar 21 18:52:19 2014 +0100

    Merge remote-tracking branch 'v2.14' into ghc-7.8

    Signed-off-by: Herbert Valerio Riedel <hvr@gnu.org>

commit 78d195c4165a34510d0cffef513851500fe121fd
Author: Mateusz Kowalczyk <fuuzetsu@fuuzetsu.co.uk>
Date:   Fri Mar 21 17:46:18 2014 +0000

    Please cabal sdist