Merge pull request moby#10594 from dmcgowan/v2-registry-tarsum-errors

Update verification message logic

Change enableCors flag to string to let user spcify the Access-Contro…

…l-Allow-Origin header fallback to default *

Bump to version v1.5.0

Signed-off-by: Arnaud Porterie <arnaud.porterie@docker.com>

Bump to version v1.3.1

Signed-off-by: Tibor Vass <teabee89@gmail.com>