dev-haskell/vector-instances: new package

Signed-off-by: Sergei Trofimovich <slyfox@gentoo.org>
dev-haskell/classy-prelude: bump up to 0.6.0

Signed-off-by: Sergei Trofimovich <slyfox@gentoo.org>
dev-haskell/classy-prelude-conduit: bump up to 0.6.0

Signed-off-by: Sergei Trofimovich <slyfox@gentoo.org>
dev-haskell/classy-prelude*: removed old

Signed-off-by: Sergei Trofimovich <slyfox@gentoo.org>