Jason Tedor 576a543a28 Register watcher thread pool
This commit register the watcher thread pool in the thread pool module
in core, and also makes the necessary changes to reflect a refactoring
that took place in core.

Relates elastic/elasticsearch#2397

Original commit: elastic/x-pack-elasticsearch@be298a7578
2016-06-06 22:09:58 -04:00
..