SEBA-405 Cleanup synchronizer imports of model_accessor to globals;
Move mock modelaccessor to /tmp;
Easier mock modelaccessor configuration

Change-Id: I67a17b9a72ea69f61d92206f1b520a11c2f18d80
diff --git a/lib/xos-synchronizer/tests/steps/sync_controller_users.py b/lib/xos-synchronizer/tests/steps/sync_controller_users.py
index 881e78a..a039257 100644
--- a/lib/xos-synchronizer/tests/steps/sync_controller_users.py
+++ b/lib/xos-synchronizer/tests/steps/sync_controller_users.py
@@ -16,13 +16,11 @@
 import os
 import base64
 from xossynchronizer.steps.syncstep import SyncStep
-from xossynchronizer.mock_modelaccessor import *
 
 
 class SyncControllerUsers(SyncStep):
-    provides = [User]
     requested_interval = 0
-    observes = ControllerUser
+    observes = "ControllerUser"
     playbook = "sync_controller_users.yaml"
 
     def map_sync_inputs(self, controller_user):