erp5_workflow_test_data: remove un-used testing_workflow script and the residual of erp5_validation_workflow.

erp5_workflow_test_data: remove erp5_validation_workflow which has been replaced by testing_workflow and no more used by any portal_type.

erp5_workflow_test_data: add modifications of Interaction Workflow and Interaction (action_path, allowed content_type) to this template.

erp5_workflow_test_data: add Interaction Workflow and Interaction skins; and modify Workflow Module skin to show Interaction Workflow list.

erp5_workflow_test_data: Add all files related to ERP5Workflow and it's tests to this template for further installation.

erp5_workflow_test_data: in test_simple_worklist, now login as auditor before create document and checkworklist.

erp5_workflow_test_data: change the actbox_name of DC testing_workflow for the live test, so the ERP5 testing_workflow and DC testing_workflow are indentical.

WorkflowTool.py: fix mistakenly put worklist dict into actions list. Crash no more but still doesn't work.

erp5_property_sheet: Worklist adds Cataloged variable matches properties; Transition property changes the default actbox_url_property value.

Worklist.py: improve cataloged variable matches and action box variables, but action box still crashed.

Workflow.py: improve worklist cataloged variable matches and action box variables but action box still crashed; change contentValues() to objectValues().