async_kernel was forked from janestreet/async_kernel. The first changes
for MinaProtocol were made atop tag v0.12.0 in branch tracing.
For OCaml 4.11.2, the Jane Street code at v0.13.0 was merged into the fork. Atop that, these changes were made:
- in
Async_kernel_scheduler, exposet,long_cycles_with_context, andlong_jobs_with_context