Make ServersTest.setUpClass just setUp to make sure we have read the config.
diff --git a/kong/tests/test_servers.py b/kong/tests/test_servers.py
index c9547b0..9a55ae3 100644
--- a/kong/tests/test_servers.py
+++ b/kong/tests/test_servers.py
@@ -10,9 +10,7 @@
 
 
 class ServersTest(tests.FunctionalTest):
-
-    @classmethod
-    def setUpClass(self):
+    def setUp(self):
         super(ServersTest, self).setUp()
         self.os = openstack.Manager(self.nova)
         self.image_ref = self.os.config.env.image_ref