[7.x] [Audit Logging] Add AuditTrail service (#69278)#71003

Merged

mshustov merged 1 commit intoelastic:7.xfrom mshustov:backport/7.x/pr-69278

Jul 8, 2020

+1,625-76

Commits on Jul 7, 2020

[Audit Logging] Add AuditTrail service (elastic#69278 )

mshustov
and
jportner
committed