-change hosts file - will maintain hosts file on multipe machines.

for the scope of this type of demo network, this is much simpler
than installing and managing dns.

roles/common/templates/hosts.j2

@@ -0,0 +1,7 @@
+{% for item in ansible_play_batch %}
+{{ hostvars[item].ansible_host }}	{{ item }}.demo.dsfinancial.com
+{% endfor %}
+
+{% for item in ansible_play_batch %}
+{{ hostvars[item].ansible_host }}	{{ item }}
+{% endfor %}