Added README.md file

README.md

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+# ansible playbook
+
+## Introduction
+
+This is the top level playbook for the 'ansible' role. 
+
+This role will install ansible to the target host using pip3.
+
+This playbook can be run using the following command line;
+
+    ansible-playbook -i <inventory file | IP,> ansible.yml
+
+    ie,
+    ansible-playbook -i 192.168.1.123, ansible.yml
+