dev-haskell/decimal: bump up to 0.3.1

Signed-off-by: Sergei Trofimovich <slyfox@gentoo.org>
dev-haskell/bifunctors: bump up to 3.2.0.1

Signed-off-by: Sergei Trofimovich <slyfox@gentoo.org>
dev-haskell/blaze-markup: bump up to 0.5.1.5

Signed-off-by: Sergei Trofimovich <slyfox@gentoo.org>
dev-haskell/blaze-html: bump up to 0.6.1.1

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