Introduce ONAP CI Lab infrastructure setup guide

This patch adds requirements to the parent README file. This will be
changed to ".. include" directive once these READMEs are ready to be
added to the Integration documentation.

Issue-ID: INT-1601
Change-Id: I5bc2aba03689ea2547e713491a62947a54558095
Signed-off-by: Pawel Wieczorek <p.wieczorek2@samsung.com>
diff --git a/deployment/noheat/README b/deployment/noheat/README
index b76d180..06b5551 100644
--- a/deployment/noheat/README
+++ b/deployment/noheat/README
@@ -16,6 +16,19 @@
 
 - OpenStack cloud (no Heat support required)
 
+Configuration
+~~~~~~~~~~~~~
+
+- OpenStack ``clouds.yaml`` file
+
+Dependencies
+~~~~~~~~~~~~
+
+- Ansible
+- openstacksdk_
+
+.. _openstacksdk: https://pypi.org/project/openstacksdk
+
 
 Expected output
 ---------------
diff --git a/deployment/noheat/infra-openstack/README b/deployment/noheat/infra-openstack/README
new file mode 100644
index 0000000..b0c7e43
--- /dev/null
+++ b/deployment/noheat/infra-openstack/README
@@ -0,0 +1,34 @@
+==================================================
+ Cloud infrastructure: OpenStack virtual machines
+==================================================
+
+Ansible roles and sample playbooks for creating virtual machines on OpenStack without Heat support.
+
+They will be used to create virtual machines hosting Service Mesh lab cluster.
+
+Prerequisites
+-------------
+
+Infrastructure
+~~~~~~~~~~~~~~
+
+- OpenStack cloud (no Heat support required)
+
+Configuration
+~~~~~~~~~~~~~
+
+- OpenStack ``clouds.yaml`` file
+
+Dependencies
+~~~~~~~~~~~~
+
+- Ansible
+- openstacksdk_
+
+.. _openstacksdk: https://pypi.org/project/openstacksdk
+
+
+Expected output
+---------------
+
+Ephemeral (disposable) OpenStack virtual machines for a Kubernetes cluster.
diff --git a/deployment/noheat/infra-openstack/README.rst b/deployment/noheat/infra-openstack/README.rst
new file mode 120000
index 0000000..100b938
--- /dev/null
+++ b/deployment/noheat/infra-openstack/README.rst
@@ -0,0 +1 @@
+README
\ No newline at end of file