CORD-1250 Update to new Service/Tenancy models

Change-Id: I0e7d7de2a2fb41066af14e7ac54d618b1d76dbee
diff --git a/xos/admin.py b/xos/admin.py
index c7aa42c..0d8a1ff 100644
--- a/xos/admin.py
+++ b/xos/admin.py
@@ -9,7 +9,7 @@
 from django.utils import timezone
 from django.contrib.contenttypes import generic
 from suit.widgets import LinkedSelect
-from core.admin import ServiceAppAdmin,SliceInline,ServiceAttrAsTabInline, ReadOnlyAwareAdmin, XOSTabularInline, ServicePrivilegeInline, TenantRootTenantInline, TenantRootPrivilegeInline
+from core.admin import ServiceAppAdmin,SliceInline,ServiceAttrAsTabInline, ReadOnlyAwareAdmin, XOSTabularInline, ServicePrivilegeInline
 from core.middleware import get_request
 
 from services.vtn.models import *