Removing kind-voltha and addressing some other comments

Change-Id: I11e7aa9b9c6c703cf30eeaf1764a067ca7c70243
diff --git a/overview/deployment_environment.rst b/overview/deployment_environment.rst
index 45f3b9a..9f4815b 100644
--- a/overview/deployment_environment.rst
+++ b/overview/deployment_environment.rst
@@ -12,8 +12,8 @@
 Regardless of the chosen environment the deployment process is the same,
 more on this later, and the installation can be managed in the same way.
 
-Managing a VOLTHA deployment
-----------------------------
+VOLTHA deployment
+-----------------
 
 VOLTHA components on top of ``kubernetes`` are managed via ``helm`` charts.
 For more information about ``helm`` please refer to the `Official Documentation
@@ -49,8 +49,7 @@
 You can read more about VOLTHA deployments in:
 
 - :doc:`lab_setup`
-- :doc:`pod_physical`
-- :doc:`dev_virtual`
+- `Deployment with HELM <./../voltha-helm-charts/README.md>`_
 
 .. toctree::
    :maxdepth: 1
@@ -58,12 +57,4 @@
    :glob:
 
    ./lab_setup.rst
-   ./pod_physical.rst
-   ./dev_virtual.rst
-   ./multi-stack.rst
-
-Tooling
--------
-
-To simplify the installation of VOLTHA we provided a tool called ``kind-voltha``.
-You can read more on :doc:`kind-voltha <../kind-voltha/README>` in its own documentation.
+   Deploy VOLTHA <./../voltha-helm-charts/README.md>