Merge branch 'sb/doc-config-submodule-update'

* sb/doc-config-submodule-update: Documentation/config: clarify the meaning of submodule.<name>.update

Junio C Hamano committed Sep 29, 2017 at 11:23 UTC d5eec90970d796ac5ddcd7cdc85d0fc828f7ceda

No changes.