dev-haskell/repa-io: bump up to 3.2.5.1

Package-Manager: portage-2.2.10_p39
dev-haskell/repa-algorithms: bump up to 3.2.5.1

Package-Manager: portage-2.2.10_p39
package.mask: mask ghc-7.8 packages in single place

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