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- ~~[OWNERS](https://github.com/caicloud/ciao/blob/master/OWNERS)~~ [ddysher]
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Signed-off-by: Ce Gao gaoce@caicloud.io
What this PR does / why we need it:
Add login to push images to a docker registry.
Which issue(s) this PR is related to (optional, link to 3rd issue(s)):
Fixes #38
Special notes for your reviewer:
/cc @ddysher
Release note: