Implementing new launch policy for (local) async: hpx::launch::fork. This is equivalent to hpx::launch::async except that it enforces continuation stealing instead of the (default) child stealing.
Fixing comments to match code
Rename threads::thread_priority_critical_once to threads::thread_priority_boost. Make sure that child thread is scheduled on same core as parent.
Fixed more comments
Merge pull request #1203 from STEllAR-GROUP/launch_fork

Implementing new launch policy for (local) async: hpx::launch::fork.