Timothy McCarthy

@tduva, I'm happy to look into how to do this if you'd like.

Not sure if this is the right place to bring this up, but I've recently written a library to integrate the classes in the `java.time` library with scalacheck. It's at...

Sorry @jchapuis I didn't realise this PR was different from the other one! I think these are genuine failures. Ideally I think we would ignore those particular tests and merge...

Fixed in #18, at least in part. I might just have a look at adding laws checks for `cats.effect` classes (if possible) before closing this issue.