ERP5Workflow: remove useless imports in Interaction

product/ERP5Workflow/Document/Interaction.py

@@ -29,16 +29,11 @@
 import transaction
 
 from AccessControl import getSecurityManager, ClassSecurityInfo
-from Acquisition import aq_inner, aq_parent
-from Products.ERP5Type import Globals, Permissions, PropertySheet
-from Products.ERP5Type.Globals import PersistentMapping
+from Products.ERP5Type import Permissions, PropertySheet
 from Products.ERP5Type.id_as_reference import IdAsReferenceMixin
-from Products.ERP5Type.Permissions import ManagePortal
 from Products.ERP5Type.XMLObject import XMLObject
-from Products.ERP5Workflow.Document.Transition import TRIGGER_WORKFLOW_METHOD,\
-                                                      TRIGGER_USER_ACTION
+from Products.ERP5Workflow.Document.Transition import TRIGGER_WORKFLOW_METHOD
 from Products.ERP5Workflow.mixin.guardable import GuardableMixin
-from zLOG import LOG, INFO, ERROR, WARNING
 
 class Interaction(IdAsReferenceMixin('interaction_', "prefix"), XMLObject,
                   GuardableMixin):