Doc migration for openstack/zun repo

[hongbin]

See this:

  http://lists.openstack.org/pipermail/openstack-dev/2017-July/119483.html

We need to re-arrange the /doc to fit into the pattern mentioned in the spec:

  http://specs.openstack.org/openstack/docs-specs/specs/pike/os-manuals-migration.html

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/482410

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/482412

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/482410
Committed: https://git.openstack.org/cgit/openstack/zun/commit/?id=6e48d31a72ebf2e4fa1c9ca07d202e81c9ec5499
Submitter: Jenkins
Branch: master

commit 6e48d31a72ebf2e4fa1c9ca07d202e81c9ec5499
Author: Madhuri Kumari <email address hidden>
Date: Tue Jul 11 11:12:11 2017 +0530

    Move the contributor related docs to contributor/ dir

    Change-Id: I79d168e60758722af4c9c4a0df69efb1728e3bd6
    Depends-On: Ia750cb049c0f53a234ea70ce1f2bbbb7a2aa9454
    Partial-Bug: #1703442

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/482412
Committed: https://git.openstack.org/cgit/openstack/zun/commit/?id=4b489da4f721f13f5f616805dd96cef9faf2a2bf
Submitter: Jenkins
Branch: master

commit 4b489da4f721f13f5f616805dd96cef9faf2a2bf
Author: Madhuri Kumari <email address hidden>
Date: Tue Jul 11 11:26:51 2017 +0530

    Add warning-is-error in setup.cfg

    This patch adds the ``warning-is-error`` flag in setup.cfg
    to build documents and also fix failure with the introduction
    of this flag.

    Change-Id: I3bfedc31361584526d6f528b74b0be3993f1ecba
    Partial-Bug: #1703442

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/485126

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/485126
Committed: https://git.openstack.org/cgit/openstack/zun/commit/?id=1d4899c28e39dbe0362ed86a652fb60a19e9afbc
Submitter: Jenkins
Branch: master

commit 1d4899c28e39dbe0362ed86a652fb60a19e9afbc
Author: Madhuri Kumari <email address hidden>
Date: Wed Jul 19 15:00:49 2017 +0530

    Add admin folder for related documents

    Change-Id: Ieb3bfbdcfdfb411ad549194fae1aba32434df5f0
    Partial-Bug: #1703442