Merge pull request #1 from floryut/update_kubespray_flo

Update kubespray page on kubernetes website

Author: Miouge1

content/en/docs/setup/production-environment/tools/kubespray.md

@@ -6,7 +6,7 @@ weight: 30
 
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-This quickstart helps to install a Kubernetes cluster hosted on GCE, Azure, OpenStack, AWS, vSphere, Oracle Cloud Infrastructure (Experimental) or Baremetal with [Kubespray](https://github.com/kubernetes-sigs/kubespray).
+This quickstart helps to install a Kubernetes cluster hosted on GCE, Azure, OpenStack, AWS, vSphere, Packet (bare metal), Oracle Cloud Infrastructure (Experimental) or Baremetal with [Kubespray](https://github.com/kubernetes-sigs/kubespray).
 
 Kubespray is a composition of [Ansible](http://docs.ansible.com/) playbooks, [inventory](https://github.com/kubernetes-sigs/kubespray/blob/master/docs/ansible.md), provisioning tools, and domain knowledge for generic OS/Kubernetes clusters configuration management tasks. Kubespray provides:
 
@@ -33,9 +33,9 @@ To choose a tool which best fits your use case, read [this comparison](https://g
 
 Provision servers with the following [requirements](https://github.com/kubernetes-sigs/kubespray#requirements):
 
-* **Ansible v2.5 (or newer) and python-netaddr is installed on the machine that will run Ansible commands**
+* **Ansible v2.7.8 and python-netaddr is installed on the machine that will run Ansible commands**
 * **Jinja 2.9 (or newer) is required to run the Ansible Playbooks**
-* The target servers must have **access to the Internet** in order to pull docker images
+* The target servers must have access to the Internet in order to pull docker images. Otherwise, additional configuration is required ([See Offline Environment](https://github.com/kubernetes-sigs/kubespray/blob/master/docs/downloads.md#offline-environment))
 * The target servers are configured to allow **IPv4 forwarding**
 * **Your ssh key must be copied** to all the servers part of your inventory
 * The **firewalls are not managed**, you'll need to implement your own rules the way you used to. in order to avoid any issue during deployment you should disable your firewall
@@ -59,14 +59,14 @@ Kubespray provides the ability to customize many aspects of the deployment:
 * Choice deployment mode: kubeadm or non-kubeadm
 * CNI (networking) plugins
 * DNS configuration
-* Choice of control plane: native/binary or containerized with docker or rkt
+* Choice of control plane: native/binary or containerized
 * Component versions
 * Calico route reflectors
 * Component runtime options
   * {{< glossary_tooltip term_id="docker" >}}
-  * {{< glossary_tooltip term_id="rkt" >}}
+  * {{< glossary_tooltip term_id="containerd" >}}
   * {{< glossary_tooltip term_id="cri-o" >}}
-* Certificate generation methods (**Vault being discontinued**)
+* Certificate generation methods
 
 Kubespray customizations can be made to a [variable file](http://docs.ansible.com/ansible/playbooks_variables.html). If you are just getting started with Kubespray, consider using the Kubespray defaults to deploy your cluster and explore Kubernetes.
 
@@ -110,7 +110,7 @@ When running the reset playbook, be sure not to accidentally target your product
 
 ## Feedback
 
-* Slack Channel: [#kubespray](https://kubernetes.slack.com/messages/kubespray/)
+* Slack Channel: [#kubespray](https://kubernetes.slack.com/messages/kubespray/) (You can get your invite [here](http://slack.k8s.io/))
 * [GitHub Issues](https://github.com/kubernetes-sigs/kubespray/issues)
 
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