dev-haskell/groundhog: bump up to 0.2.0

Signed-off-by: Mark Wright <gienah@gentoo.org>
dev-haskell/groundhog-sqlite: bump up to 0.2.0

Signed-off-by: Mark Wright <gienah@gentoo.org>
Bump groundhog-postgresql to 0.3.0.1, patch upstreamed for postgresql-simple 0.3