erp5_workflow_test: in live test, stop check workflow assignment, because from now both type of workflows will be saved in  _chain_by_type.

WorkflowTool.py: getWorkflowValueListFor now allow to return the workflow list through a given object(or portal_type_id).

ConfigurationWorkflow.py: add _getWorkflowStateOf, which return the current state of a given object.

erp5_workflow_test: add test user and its assignment to template_keep_last_workflow_history_only_path.

Workflow.py: check if object type is definded in portal_types, if not, do not execute gerTypeWorkflowList for this object.

WorkflowTool.py: reactivate getWorkflowsFor=getWorkflowValueList; load DCWorkflow chain even if portal type is not in portal_types.

erp5_workflow: change Interaction/Transition/Variable's Properties 'group, permission' type to lines, so does the views of this two fields.

Workflow.py: skip getTypeWorkflow if Type is none. This correction corresponds to the worklist generation.