VOL-642: Installation of VOLT-HA in a Kubernetes cluster

- Changed existing installer to support swarm and kubernetes
- Using kubespray as the base framework to deploy kubernetes
- Implemented config/deploy/teardown tasks for voltha

Amendments:

- Changed from python to python3 when running the inventory builder

Change-Id: I059fd348b9a749397b373e333b5602944c817745
diff --git a/install/ansible/roles/voltha-kubernetes/templates/bash_profile.j2 b/install/ansible/roles/voltha-kubernetes/templates/bash_profile.j2
new file mode 100644
index 0000000..45cb87e
--- /dev/null
+++ b/install/ansible/roles/voltha-kubernetes/templates/bash_profile.j2
@@ -0,0 +1,3 @@
+if [ -f ~/.bashrc ]; then
+  . ~/.bashrc
+fi