Disable ServerSignature and Hide apache related infromation.

Change-Id: I9188ddb85988539087c922117bb9f53454b7507c

- Barbican
- Ceilometer
- Cloudkitty
- Congress
- Designate

This will copy only yaml or json policy file if they exist.

Change-Id: Iaa19f64073d8bdee948bc2de58e095ca72afc092
Implements: blueprint support-custom-policy-yaml
Co-authored-By: Duong Ha-Quang <duonghq@vn.fujitsu.com>

This commit separates the messaging rpc and notify transports in order
to support separate and different oslo.messaging backends

This patch:
* add rpc and notify variables
* update service role conf templates
* add example to globals.yaml
* add release note

Implements: blueprint hybrid-messaging
Change-Id: I34691c2895c8563f1f322f0850ecff98d11b5185

They dropped the cloudkitty-api command line[0], so we should add wsgi
support for cloudkitty-api.

[0]https://review.openstack.org/#/c/366043/

Change-Id: Ie34d4f2d5c303bbd7ac09a8ab9e8d9bdc763c57b
Closes-Bug: #1713879

As described here:
https://github.com/openstack/keystone/blob/master/keystone/resource/core.py#L841
https://github.com/openstack/keystone/blob/master/keystone/conf/identity.py#L21

* default project domain name MUST be named 'Default'
* default project domain id MUST be named 'default'
* default project user name MUST be named 'Default'
* default project user id MUST be named 'default'

Change-Id: I610a0416647fdea31bb04889364da5395d8c8d74

Cloudkitty doesn't use notification, cause there is no references to
notification system in Cloudkitty code base.

Change-Id: I17d276452d3861360feb6030f8622542cc455128

Useful api_interface_address variable has been define here:
https://github.com/openstack/kolla-ansible/blob/master/ansible/group_vars/all.yml#L57
In order to simplify codebase we must use it as much as possible.

Change-Id: I18fec19bf69e05a22a4142a9cd1165eccd022455

Cloudkitty processor use tooz to handle multi processor processes.
Otherwise, duplicated billing will be inserted into mysql.

Change-Id: Ifdc1be78afa89499ee4c3bbec5b9db8ddb2929cf
Closes-Bug: #1681160

Change-Id: I63197f8c5646e44a9a7287e644c904a1e227af23

Include custom policy.json files in service-api.json.j2 files

Change-Id: Ic55bfc6f61131aa72c3497ce8b2282056bcc7f92
Partially-Implements: blueprint custom-policies

Change-Id: I7ad42293cd2ff64b3501bfa4ee45b5d20f81139d
Closes-Bug: #1646013

network_* and should be replaced with network.* [1]

[1]: https://github.com/openstack/cloudkitty/blob/master/etc/cloudkitty/cloudkitty.conf.sample#L126

Closes-bug: #1641940
Change-Id: I2a151898a58bae6a31f2e133aa3a6ee1b3cc7b09

Closes-Bug: #1630947

Change-Id: Ie28ec6399add384962cfdcf83c93c3bef132d57e

Co-Authored-By: zhubingbing <zhubingbing10@gmail.com>

Change-Id: Id83c852e32c3dd583e6128e888ac511634e8eabb
Partially-Implements: blueprint cloudkitty