[CORD-2460]
Update and fix build documentation, fix variables with new TOSCA engine

Change-Id: I21b5e3aa2abda0111a72d1a994140ab2894296ce
diff --git a/roles/automation-integration/templates/do-enlist-compute-node.j2 b/roles/automation-integration/templates/do-enlist-compute-node.j2
index bdd9ee5..9994064 100644
--- a/roles/automation-integration/templates/do-enlist-compute-node.j2
+++ b/roles/automation-integration/templates/do-enlist-compute-node.j2
@@ -1,3 +1,4 @@
+#!/bin/ash
 
 {#
 Copyright 2017-present Open Networking Foundation
@@ -15,9 +16,6 @@
 limitations under the License.
 #}
 
-
-#!/bin/ash
-
 ID=$1
 HOSTNAME=$2
 LOG=/etc/maas/ansible/logs/$ID.log
@@ -36,10 +34,10 @@
 cat $INV >> $LOG
 echo "END INVENTORY_FILE" >> $LOG
 
-echo "cd /opt/cord/build/platform-install; ansible-playbook --private-key=/etc/maas/ansible/id_rsa -u $COMPUTE_USER --extra-vars '@{{ head_cord_dir }}/build/genconfig/config.yml' -i $INV cord-compute-maas-playbook.yml" >> $LOG
+echo "cd /opt/cord/build/platform-install; ansible-playbook --private-key=/etc/maas/ansible/id_rsa -u $COMPUTE_USER --extra-vars '@{{ head_cord_dir }}/build/genconfig/config.yml' -i $INV compute-node-enable-playbook.yml" >> $LOG
 
 cd /opt/cord/build/platform-install
-ansible-playbook --private-key=/etc/maas/ansible/id_rsa -u $COMPUTE_USER --extra-vars '@{{ head_cord_dir }}/build/genconfig/config.yml' -i $INV cord-compute-maas-playbook.yml >> $LOG
+ansible-playbook --private-key=/etc/maas/ansible/id_rsa -u $COMPUTE_USER --extra-vars '@{{ head_cord_dir }}/build/genconfig/config.yml' -i $INV compute-node-enable-playbook.yml >> $LOG
 
 RESULT=$?
 rm $INV