Merge "Add config-internal/config-external for cinder"

docker/centos/binary/cinder-app/cinder-api/Dockerfile

...er/centos/binary/cinder-app/cinder-api/config-external.sh

...er/centos/binary/cinder-app/cinder-api/config-internal.sh

docker/centos/binary/cinder-app/cinder-backup/Dockerfile

...centos/binary/cinder-app/cinder-backup/config-external.sh

...centos/binary/cinder-app/cinder-backup/config-internal.sh

docker/centos/binary/cinder-app/cinder-scheduler/Dockerfile

...tos/binary/cinder-app/cinder-scheduler/config-external.sh

...tos/binary/cinder-app/cinder-scheduler/config-internal.sh

docker/centos/binary/cinder-app/cinder-volume/Dockerfile

...centos/binary/cinder-app/cinder-volume/config-external.sh

...centos/binary/cinder-app/cinder-volume/config-internal.sh

docker/common/cinder-app/cinder-api/config-external.sh

docker/common/cinder-app/cinder-api/config-internal.sh

docker/common/cinder-app/cinder-api/start.sh

docker/common/cinder-app/cinder-backup/config-external.sh

docker/common/cinder-app/cinder-backup/config-internal.sh

docker/common/cinder-app/cinder-backup/start.sh

docker/common/cinder-app/cinder-scheduler/config-external.sh

docker/common/cinder-app/cinder-scheduler/config-internal.sh