Fixes geerlingguy#18: Update DigitalOcean example to use v2 and Ansible 2.x structure.

Author: geerlingguy

README.md

@@ -1,6 +1,6 @@
 # Ansible for DevOps Examples
 
-This repository contains Ansible examples developed to support different sections of [Ansible for DevOps](http://ansiblefordevops.com/), a book on [Ansible](http://www.ansible.com/) by [Jeff Geerling](http://www.jeffgeerling.com/).
+This repository contains Ansible examples developed to support different sections of [Ansible for DevOps](https://www.ansiblefordevops.com/), a book on [Ansible](http://www.ansible.com/) by [Jeff Geerling](http://www.jeffgeerling.com/).
 
 Most of the examples are full-fledged VM examples, which use Vagrant, VirtualBox, and Ansible to boot and configure VMs on your local workstation. Not all playbooks follow all of Ansible's best practices, as they illustrate particular Ansible features in an instructive manner.
 

docker/README.md

@@ -1,6 +1,6 @@
 # Simple Docker Example - Ansible
 
-This is an extremely simple Docker example to help introduce you to managing Docker containers via Ansible. The example is explained in more detail in Chapter 8 of [Ansible for DevOps](http://ansiblefordevops.com/).
+This is an extremely simple Docker example to help introduce you to managing Docker containers via Ansible. The example is explained in more detail in Chapter 8 of [Ansible for DevOps](https://www.ansiblefordevops.com/).
 
 To run the example, make sure you have Docker installed on the workstation or VM where this playbook is located, then enter the command:
 

dynamic-inventory/digitalocean/README.md

@@ -1,6 +1,6 @@
 # Digital Ocean Example for Ansible
 
-Chapter 7 of [Ansible for DevOps](http://ansiblefordevops.com/) contains details and examples for using Ansible to provision and dynamically work with Digital Ocean droplets.
+Chapter 7 of [Ansible for DevOps](https://www.ansiblefordevops.com/) contains details and examples for using Ansible to provision and dynamically work with Digital Ocean droplets.
 
 ## Dynamic Inventory and Provisioning
 
@@ -9,11 +9,10 @@ Examples using Ansible's Digital Ocean integration are contained within this dir
  - `provision.yml` contains an example of provisioning a new Digital Ocean droplet, then immediately configuring it with Ansible.
  - `digital_ocean.py` is the Digital Ocean dynamic inventory script included with Ansible. Don't use this copy; get a fresh, up-to-date copy from the Ansible project instead.
 
-Before you can use either of these examples, you will need to set a couple environment variables:
+Before you can use either of these examples, you will need to set an environment variable with your DigitalOcean API Personal Access Token:
 
- - `DO_CLIENT_ID` (your Digital Ocean v1 API client ID).
- - `DO_API_KEY` (your Digital Ocean v1 API key).
+ export DO_API_TOKEN=YOUR_API_TOKEN_HERE
 
 ## Author Information
 
-These examples were created in 2015 by [Jeff Geerling](http://www.jeffgeerling.com/), author of [Ansible for DevOps](http://ansiblefordevops.com/).
+These examples were created in 2015 by [Jeff Geerling](http://www.jeffgeerling.com/), author of [Ansible for DevOps](https://www.ansiblefordevops.com/).