yesodweb/clientsession — pull request #18 by meteficha (2013-01-12 19:02:09+00:00)
Title: Use cipher-aes' API instead of using it via crypto-api.

This commit should increase clientsession's performance, but I
have not benchmarked it.

The only API breakage is changing IV from a type to a newtype.
@snoyberg, do you think we should bump the major version?