Add missing teardown-onos-playbook.yml, fix naming of XOS teardown
playbook

Change-Id: Ib6490923260a3837327430899d8b8a6dcf1c4006
diff --git a/teardown-xos-playbook.yml b/teardown-xos-playbook.yml
new file mode 100644
index 0000000..2c6fc8f
--- /dev/null
+++ b/teardown-xos-playbook.yml
@@ -0,0 +1,30 @@
+---
+# Copyright 2017-present Open Networking Foundation
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# teardown-playbook.yml
+
+- name: Include vars
+  hosts: head
+  tasks:
+    - name: Include variables
+      include_vars: "{{ item }}"
+      with_items:
+        - "profile_manifests/{{ cord_profile }}.yml"
+        - profile_manifests/local_vars.yml
+
+- name: Teardown XOS containers
+  hosts: head
+  roles:
+   - teardown-xos