CORD-1638 Rename ExampleTenant and drop obsolete references

Change-Id: Ia68efa15d84e536fd2f77aa3fea7ebabfd4a18c2
diff --git a/xos/exampleservice-onboard.yaml b/xos/exampleservice-onboard.yaml
index f0b3ef3..29a40b1 100644
--- a/xos/exampleservice-onboard.yaml
+++ b/xos/exampleservice-onboard.yaml
@@ -30,11 +30,8 @@
           # The following will concatenate with base_url automatically, if
           # base_url is non-null.
           xproto: ./
-          admin: admin.py
           tosca_custom_types: exampleservice.yaml
-          tosca_resource: tosca/resources/exampleservice.py, tosca/resources/exampletenant.py
-          rest_service: api/service/exampleservice.py
-          rest_tenant: api/tenant/exampletenant.py
+          tosca_resource: tosca/resources/exampleservice.py, tosca/resources/exampleserviceinstance.py
           private_key: file:///opt/xos/key_import/exampleservice_rsa
           public_key: file:///opt/xos/key_import/exampleservice_rsa.pub