remove old cord.yaml tosca sample
diff --git a/xos/tosca/samples/cord.yaml b/xos/tosca/samples/cord.yaml
deleted file mode 100644
index a9baf25..0000000
--- a/xos/tosca/samples/cord.yaml
+++ /dev/null
@@ -1,156 +0,0 @@
-tosca_definitions_version: tosca_simple_yaml_1_0
-
-description: Setup CORD-related services -- vOLT, vCPE, vBNG.
-
-imports:
-   - custom_types/xos.yaml
-
-topology_template:
-  node_templates:
-    # CORD Services
-    service_volt:
-      type: tosca.nodes.Service
-      requirements:
-          - vcpe_tenant:
-              node: service_vcpe
-              relationship: tosca.relationships.TenantOfService
-      properties:
-          view_url: /admin/cord/voltservice/$id$/
-          kind: vOLT
-
-    Private:
-      type: tosca.nodes.NetworkTemplate
-
-    # networks required by vCPE
-    lan_network:

-      type: tosca.nodes.network.Network

-      properties:

-          ip_version: 4

-      requirements:

-          - network_template:

-              node: Private

-              relationship: tosca.relationships.UsesNetworkTemplate

-          - owner:

-              node: mysite_vcpe

-              relationship: tosca.relationships.MemberOfSlice

-          - connection:

-              node: mysite_vcpe

-              relationship: tosca.relationships.ConnectsToSlice
-
-    service_vcpe:
-      type: tosca.nodes.VCPEService
-      requirements:
-          - vbng_tenant:
-              node: service_vbng
-              relationship: tosca.relationships.TenantOfService
-      properties:
-          view_url: /admin/cord/vcpeservice/$id$/
-          backend_network_label: hpc_client
-          public_key: { get_artifact: [ SELF, pubkey, LOCAL_FILE] }
-      artifacts:
-          pubkey: /opt/xos/observers/vcpe/vcpe_public_key
-
-    service_vbng:
-      type: tosca.nodes.VBNGService
-      properties:
-          view_url: /admin/cord/vbngservice/$id$/
-          vbng_url: http://10.0.3.136:8181/onos/virtualbng/
-
-    mysite:
-      type: tosca.nodes.Site
-
-    mysite_vcpe:
-      description: vCPE Controller Slice
-      type: tosca.nodes.Slice
-      requirements:
-          - vcpe_service:
-              node: service_vcpe
-              relationship: tosca.relationships.MemberOfService
-          - site:
-              node: mysite
-              relationship: tosca.relationships.MemberOfSite
-
-    # Let's add a user who can be administrator of the household
-    johndoe@myhouse.com:
-      type: tosca.nodes.User
-      properties:
-          password: letmein
-          firstname: john
-          lastname: doe
-      requirements:
-          - site:
-              node: mysite
-              relationship: tosca.relationships.MemberOfSite
-
-    # Now let's add a subscriber
-    My House:
-       type: tosca.nodes.CORDSubscriber
-       properties:
-           service_specific_id: 1234
-           firewall_enable: true
-           cdn_enable: true
-           url_filter_enable: true
-           url_filter_level: R
-       requirements:
-          - house_admin:
-              node: johndoe@myhouse.com
-              relationship: tosca.relationships.AdminPrivilege
-
-    Mom's PC:
-       type: tosca.nodes.CORDUser
-       properties:
-           mac: 010203040506
-           level: PG_13
-       requirements:
-           - household:
-               node: My House
-               relationship: tosca.relationships.SubscriberDevice
-
-    Dad's PC:
-       type: tosca.nodes.CORDUser
-       properties:
-           mac: 90E2Ba82F975
-           level: PG_13
-       requirements:
-           - household:
-               node: My House
-               relationship: tosca.relationships.SubscriberDevice
-
-    Jack's Laptop:
-       type: tosca.nodes.CORDUser
-       properties:
-           mac: 685B359D91D5
-           level: PG_13
-       requirements:
-           - household:
-               node: My House
-               relationship: tosca.relationships.SubscriberDevice
-
-    Jill's Laptop:
-       type: tosca.nodes.CORDUser
-       properties:
-           mac: 34363BC9B6A6
-           level: PG_13
-       requirements:
-           - household:
-               node: My House
-               relationship: tosca.relationships.SubscriberDevice
-
-    My Volt:
-        type: tosca.nodes.VOLTTenant
-        properties:
-            service_specific_id: 1234
-            s_tag: 222
-            c_tag: 432
-        requirements:
-            - provider_service:
-                node: service_volt
-                relationship: tosca.relationships.MemberOfService
-            - subscriber:
-                node: My House
-                relationship: tosca.relationships.BelongsToSubscriber
-
-
-
-
-