Enable OAuth 2.0 when using Google Cloud Storage as a Storage for
docker-registry.
rm self.
add oauth2 option to the config, merge both gcs flavors together.
Disable pyflake unused import warning
Fix typo in `docker run` statement in README
Switch to using gcloud util.
Update the doc
add boto configuration options, useful to users of non-Amazon S3-compatible storage services
Merge pull request #294 from tamsky/patch-1

add boto configuration options to README
Fix remove operation bug. Add some warning logs.
Merge pull request #288 from TheDude05/fix-docker-run-typo

Fix typo in `docker run` statement in README
Merge remote-tracking branch 'upstream/master'

Conflicts:
	config/config_sample.yml
Enable OAuth 2.0 when using Google Cloud Storage as a Storage for
docker-registry.
rm self.
add oauth2 option to the config, merge both gcs flavors together.
Disable pyflake unused import warning
Switch to using gcloud util.
Update the doc
Merge branch 'master' of https://github.com/ktintc/docker-registry

Conflicts:
	config/config_sample.yml
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