dev-haskell/mono-traversable: bump up to 0.2.0.0

Signed-off-by: Sergei Trofimovich <slyfox@gentoo.org>
dev-haskell/hledger-web: bumper up to 0.22 (broken depends)

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