Zachary Yedidia

Here's a PR for the work I did on making a transactional ART. I hope the info below is helpful. I'll leave it to you to merge this code/portions of...

Raise the maximum number of domains

4

It seems like currently OCaml cannot create more than 128 domains (creating more fails with `Fatal error: exception Failure("failed to allocate domain")`). I am trying to run a parallel OCaml...