rebase to Docker Distribution v2.6.2#15694

Merged

openshift-merge-robot merged 5 commits intoopenshift:masterfrom dmage:docker-distribution-2.6.2

Aug 31, 2017

+5,986-6,892

Commits on Aug 9, 2017

bump(github.com/docker/distribution): 48294d928ced5dd9b378f7fd7c6f5da3ff3f2c89
Oleg Bulatov
committed
UPSTREAM: docker/distribution: <carry>: add README.md to docker/distribution/vendor
Oleg Bulatov
committed
UPSTREAM: docker/distribution: <carry>: custom routes/auth

Andy Goldstein
authored and
Oleg Bulatov
committed
UPSTREAM: docker/distribution: 2299: Fix signalling Wait in regulator.enter
Oleg Bulatov
committed
Fix imports
Oleg Bulatov
committed