Add breaking change about host namespace causing mapping issues#7398

Merged

dedemorton merged 4 commits intoelastic:masterfrom dedemorton:add_host_bc

Jun 25, 2018

+147-1

Commits on Jun 21, 2018

Document breaking change about host namespace causing mapping issues
dedemorton
committed

Commits on Jun 22, 2018

Commits on Jun 23, 2018

Adds more changes for review comments
dedemorton
committed