tests: make sure to use wcs session objects

tests/test_workflows.py

@@ -5,7 +5,7 @@ from quixote import cleanup
 from quixote.http_request import HTTPRequest
 
 from wcs.formdef import FormDef
-from wcs.qommon import sessions
+from wcs import sessions
 from wcs.roles import Role
 from wcs.workflows import WorkflowStatusItem, SendmailWorkflowStatusItem
 from wcs.wf.anonymise import AnonymiseWorkflowStatusItem
@@ -25,7 +25,7 @@ def setup_module(module):
     req.response.filter = {}
     req.user = None
     pub._set_request(req)
-    req.session = sessions.Session(id=1)
+    req.session = sessions.BasicSession(id=1)
 
 def teardown_module(module):
     global pub