WorkflowTool.py: resolve the error when state has no premission_roles, matrix index should not be generated.

erp5_workflow: remove unecessesary tales in transition expression. tale can be pass as string type in this case.

WorkflowTool.py: in conversion, add state index conversion to fix premission roles matrix showing problem.

erp5_core: Base_getWorkflowHistoryItemList get object reference instead ot id to generate workflow history.

erp5_core: history generation script gain compatibility of both type of workflow by deploying universal methods.

erp5_workflow: in configuration workflow, replace field state_base_category with state_variable_name. this modification related to Nameing conversion unittest.