update restapi to use OpenStackManager instead of OpenStackDriver
diff --git a/plstackapi/core/api/auth.py b/plstackapi/core/api/auth.py
index 412df00..0c4f6d8 100644
--- a/plstackapi/core/api/auth.py
+++ b/plstackapi/core/api/auth.py
@@ -1,4 +1,5 @@
-from plstackapi.openstack.client import OpenStackClient
+from django.contrib.auth import authenticate
+from plstackapi.openstack.manager import OpenStackManager
 
 def auth_check(username, password, tenant):
     client = OpenStackClient(username=username,