Yakumo

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* ChangeLog: updated
* ChangeLog: updated
* doc: updated
* base: don't wait for finish when \_stable\_state is empty
* smoketests: Refactored entirely
* base: fixed a bug that remove submanagers
* utils: added get\_client()
* smoketests: renamed \*.admin.py as \*\_admin.py
* smoketests: moved into yakumo/
* smoketests: added .py suffix
* smoketest: remove cleaner()
* base: added \_\_enter\_\_ and \_\_exit\_\_ for Resource

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* requirements: added pbr
* ossh: added --version argument
* doc: updated
* smoketest/14,15: added for hierarchical regions and projects
* all: applied UNDEF to arguments
* smoketest/13: added for services/regions/endpoints in keystone.v3
* smoketest/12: added for domain/project/group/user in keystone.v3
* smoketest/11: added Identity API version checke
* smoketest/10: added Identity API version checker
* keystone.v2: improved service and endpoint
* smoketest: display raised exceptions
* keystone.v3: add grant\_role() and revoke\_role() to project
* keystone.v2: add grant\_role() and revoke\_role()

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* Patched CloudConfig.get\_session\_endpoint() for Identity admin endpoint

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* ChangeLog: updated
* doc: updated
* smoketest: applied the same test pattern
* cinder.v1.snapshot: added metadata APIs
* cinder.v1.volume: added metadata APIs and more
* cinder.v2.snapshot: added metadata APIs
* cinder.v2.volume: added metadata APIs
* cinder.v2.qos: modified metadata and association APIs
* nova.v2.aggregate: modified metadata and host APIs
* nova.v2.image: modified metadata APIs
* nova.v2.server: modified metadata APIs

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* ChangeLog: updated
* README: updated

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* ChangeLog: updated
* README: updated
* smoketest: pep8
* doc: updated
* all: added '--verbose' option
* smoketest: use /usr/bin/env
* smoketest: supported additional OS\_\* environment variables
* ossh: supported additional OS\_\* environment variables
* smoketest: rename the start script
* README: added README.rst