watcher docs build error mesg with wrong module name

[Zhai, Edwin]

"tox -e docs" success, but with error mesg:
/opt/stack/watcher/doc/source/glossary.rst:231: ERROR: No module named efficacy_specification

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/338005

[Zhai, Edwin (edwin-zhai)]

Another error when build doc:
"/opt/stack/watcher/doc/source/dev/plugins.rst:21: ERROR: No docstring available for this plugin!"

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/338005
Committed: https://git.openstack.org/cgit/openstack/watcher/commit/?id=1a1d9d09f44ede110baa76b330d790932fd4c1bb
Submitter: Jenkins
Branch: master

commit 1a1d9d09f44ede110baa76b330d790932fd4c1bb
Author: Edwin Zhai <email address hidden>
Date: Wed Jul 6 05:42:46 2016 +0000

    Fix watcher doc build error

    Updates the module name to reflect the right defination of efficacy
    specification, and adds doc string to some class.

    Change-Id: If54e65a5e98521d74d8e19a21dd900ecd37edfe5
    Closes-Bug: #1599368

[Doug Hellmann (doug-hellmann)]

This issue was fixed in the openstack/watcher 0.28.0 release.