[uiSettings] upgrade old config on read#24108

Merged

spalger merged 9 commits intoelastic:masterfrom spalger:fix/upgrade-ui-settings-on-get

Oct 20, 2018

+353-25

Commits on Oct 16, 2018

Commits on Oct 17, 2018

[spaces/integration-tests] add config doc to expected objects
spalger
committed

Commits on Oct 19, 2018

Merge branch 'master' of github.com:elastic/kibana into fix/upgrade-ui-settings-on-get
spalger
committed
[uiSettings] avoid shadowed variable name
spalger
committed