dev-haskell/dns: bump to 0.3.7.
dev-haskell/lio: bump up to 0.11.2.0

Signed-off-by: Alexander Vershilov <alexander.vershilov@gmail.com>
dev-haskell/hlint: bump up to 1.8.49

Signed-off-by: Alexander Vershilov <alexander.vershilov@gmail.com>
dev-haskell/monad-par: bump up to 0.3.4.3

Signed-off-by: Alexander Vershilov <alexander.vershilov@gmail.com>
dev-haskell/chaselev-deque: bump up to 0.1.3

Signed-off-by: Alexander Vershilov <alexander.vershilov@gmail.com>
Merge pull request #250 from mjorlitzky/master

dev-haskell/dns: bump to 0.3.7.