Fix for etcd variable issue

inventory/group_vars/all.yml

@@ -1,3 +1,12 @@
+# Valid bootstrap options (required): ubuntu, coreos, centos, none
+bootstrap_os: none
+
+#Directory where etcd data stored
+etcd_data_dir: /var/lib/etcd
+
+# Directory where the binaries will be installed
+bin_dir: /usr/local/bin
+
 ## The access_ip variable is used to define how other nodes should access
 ## the node.  This is used in flannel to allow other flannel nodes to see
 ## this node for example.  The access_ip is really useful AWS and Google