Elasticsearch version 6.8.16edit

Also see Breaking changes in 6.8.

Enhancementsedit

Infra/Core
  • Update joda dependency to latest 2.10.10 #72052 (issue: #72028)

Bug fixesedit

CCR
  • Handle failure to get remote client in unfollow #71928 (issue: #71885)
Features/Stats
Network
Search