This is just to be consistent with out naming, which is supposed to be `x-pack`. Closes elastic/elasticsearch#1759 Original commit: elastic/x-pack-elasticsearch@0697f70855
- Consolidated the `bin` and `config` directories of watcher, shield and marvel under a single `config/xpack` and `bin/xpack` directories. - updated docs accordingly Original commit: elastic/x-pack-elasticsearch@c2aa6132fa
See elastic/elasticsearch#1022 Original commit: elastic/x-pack-elasticsearch@3ee8761312