Updates 2014-04-12

    aeson
    ghc-mod
    hxt
    hxt-unicode
    language-c
    monad-logger
    resourcet
    semigroups
    streaming-commons
    tasty
    temporary
    tf-random
    wai
    warp

Signed-off-by: Magnus Therning <magnus@therning.org>
Adding 'replaces' to conduit-extra.

It replaces two deprecated packages: blaze-builder-conduit, network-conduit.

Signed-off-by: Magnus Therning <magnus@therning.org>