[install] Add deployment guide links

Add links to deployment guides so that admins know what options exist.

Add links for Train deployment guide that are now ready.

See also:
http://lists.openstack.org/pipermail/openstack-discuss/2020-January/011996.html

Change-Id: I4029fd1c0fee90d2a2ab36828940061dade48435

doc/install-guide/source/overview.rst

@@ -28,8 +28,16 @@ following steps toward deployment using a production architecture:
 * Increase security using methods such as firewalls, encryption, and
   service policies.
 
-* Implement a deployment tool such as Ansible, Chef, Puppet, or Salt
+* Use a deployment tool such as Ansible, Chef, Puppet, or Salt
   to automate deployment and management of the production environment.
+  The OpenStack project has a couple of deployment projects with
+  specific guides per version:
+
+  - `Train release <https://docs.openstack.org/train/deploy/>`_
+  - `Stein release <https://docs.openstack.org/stein/deploy/>`_
+  - `Rocky release <https://docs.openstack.org/rocky/deploy/>`_
+  - `Queens release <https://docs.openstack.org/queens/deploy/>`_
+  - `Pike release <https://docs.openstack.org/pike/deploy/>`_
 
 .. _overview-example-architectures:
 

www/project-data/train.yaml

@@ -796,19 +796,18 @@
 #   type: deployment
 #   service: Providing production-ready containers and deployment tools for operating OpenStack clouds
 #   has_admin_guide: true
-# - name: kolla-ansible
-#   service: Deploying OpenStack using Ansible in Docker Containers (kolla)
-#   type: deployment
-#   has_admin_guide: true
-#   has_user_guide: true
-#   has_deployment_guide: true
+- name: kolla-ansible
+  service: Deploying OpenStack using Ansible in Docker Containers (kolla)
+  type: deployment
+  has_admin_guide: true
+  has_user_guide: true
+  has_deployment_guide: true
 
-# - name: openstack-ansible
-#   type: deployment
-#   service: OpenStack-Ansible Deployment
-#   has_admin_guide: true
-#   has_user_guide: true
-#   has_deployment_guide: true
+- name: openstack-ansible
+  type: deployment
+  service: OpenStack-Ansible Deployment
+  has_admin_guide: true
+  has_deployment_guide: true
 # - name: tripleo-docs
 #   type: deployment
 #   service: Deploying OpenStack with TripleO