Contains more optimizations for coroutine usage, better teardown behavior
for single-threaded workers, and more cmake-idiomatic linking of pthreads.
x86 fixes were already cherry-picked.
Changes:
16e1dc37c Add missing copyright header to marl-config.cmake.in
09b759550 CMake: link with pthread in a CMake way (#108)
47afda398 Kokoro+ubuntu: enable x86 and clang testing
f421c8b4f Kokoro+ubuntu: Plubming for x86 & clang
69797fcf0 Fixes for x86.
3d6365b82 Scheduler: add wait() overloads that do not take a lock
db1e8c767 Scheduler: block until all threads are unbound.
Commands:
git subtree pull --prefix third_party/marl https://github.com/google/marl master --squash
Bug: b/140546382
Change-Id: I9862d8e2996db1e97e69d008125eeaf86da434c3
