[sahara] missed file in MANIFEST.in

[Denis Egorenko]

During db-manage we have next error:

sahara-db-manage --config-file /etc/sahara/sahara.conf upgrade head

Traceback (most recent call last):
  File "/usr/bin/sahara-db-manage", line 10, in <module>
    sys.exit(main())
  File "/usr/lib/python2.7/dist-packages/sahara/db/migration/cli.py", line 110, in main
    CONF.command.func(config, CONF.command.name)
  File "/usr/lib/python2.7/dist-packages/sahara/db/migration/cli.py", line 49, in do_upgrade_downgrade
    do_alembic_command(config, cmd, revision, sql=CONF.command.sql)
  File "/usr/lib/python2.7/dist-packages/sahara/db/migration/cli.py", line 30, in do_alembic_command
    getattr(alembic_cmd, cmd)(config, *args, **kwargs)
  File "/usr/lib/python2.7/dist-packages/alembic/command.py", line 129, in upgrade
    script.run_env()
  File "/usr/lib/python2.7/dist-packages/alembic/script.py", line 208, in run_env
    util.load_python_file(self.dir, 'env.py')
  File "/usr/lib/python2.7/dist-packages/alembic/util.py", line 236, in load_python_file
    raise ImportError("Can't find Python file %s" % path)
ImportError: Can't find Python file /usr/lib/python2.7/dist-packages/sahara/db/migration/alembic_migrations/env.py

MANIFEST.in missed this file:
https://github.com/openstack/sahara/blob/master/MANIFEST.in

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/159813

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/159813
Committed: https://git.openstack.org/cgit/openstack/sahara/commit/?id=183136641bbc34b8af340de96923a568324aeb39
Submitter: Jenkins
Branch: master

commit 183136641bbc34b8af340de96923a568324aeb39
Author: Sergey Reshetnyak <email address hidden>
Date: Fri Feb 27 15:14:37 2015 +0300

    Add missed files for migrations in MANIFEST.in

    Change-Id: I09dc5d1cfc9af4e622e6ffab6a8d129225f031b6
    Closes-bug: #1426339

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: stable/juno
Review: https://review.openstack.org/160355

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/160355
Committed: https://git.openstack.org/cgit/openstack/sahara/commit/?id=056ff6f4627a439f5885325436e32f401985f66b
Submitter: Jenkins
Branch: stable/juno

commit 056ff6f4627a439f5885325436e32f401985f66b
Author: Sergey Reshetnyak <email address hidden>
Date: Fri Feb 27 15:14:37 2015 +0300

    Add missed files for migrations in MANIFEST.in

    Change-Id: I09dc5d1cfc9af4e622e6ffab6a8d129225f031b6
    Closes-bug: #1426339
    (cherry picked from commit 183136641bbc34b8af340de96923a568324aeb39)