Backport: Deprecate the kibana reserved user (#54967)#55822

Merged

legrego merged 5 commits intoelastic:7.xfrom legrego:backport/pr-54967

Apr 28, 2020

+284-112

Commits on Apr 27, 2020

Backport: Deprecate the kibana reserved user; introduce kibana_system user (elastic#54967 )

legrego
and
elasticmachine
committed

Commits on Apr 28, 2020