games-action/nikki: drop -Werror

Signed-off-by: Sergei Trofimovich <slyfox@gentoo.org>
app-emacs/ghc-mod: bump up to 3.1.1

Signed-off-by: Alexander Vershilov <alexander.vershilov@gmail.com>
dev-haskell/unix-process-conduit: bump up to 0.2.2

Signed-off-by: Alexander Vershilov <alexander.vershilov@gmail.com>
Bump haskell-src-meta to 0.6.0.4
Bump unordered-containers to 0.2.3.3