dev-haskell/bytes: Add USE descriptions
dev-haskell/cryptocipher: Add USE description
dev-haskell/dbus-client: Fix formatting
dev-haskell/hashable-extras: Add USE descriptions
dev-haskell/monad-par: Remove unused USE
dev-haskell/web-encodings: Remove unused USE
sci-physics/chipmunk: Add metadata
www-servers/mighttpd2: Remove unused USE