Merge branch 'dev' of http://git.12345lm.cn/Fengwo/hotline into dev

src/Hotline/FlowEngine/Workflows/WorkflowDomainService.cs

@@ -1831,7 +1831,11 @@ namespace Hotline.FlowEngine.Workflows
             //退回场景：指派给原办理人，其余场景：按照原节点原始指派方式复制
             if (traceType is EWorkflowTraceType.Previous)
             {
-                newStep.FlowAssignType = EFlowAssignType.User;
+				
+				newStep.FlowAssignType = EFlowAssignType.User;
+				// 是否中心  临时紧急修改 后续在流程模版定义是否原办理人退回类型 来实现流程
+				if (step.HandlerOrgIsCenter!.Value)
+                    newStep.FlowAssignType = EFlowAssignType.Org;
                 newStep.Assign(step.HandlerId, step.HandlerName, step.HandlerOrgId, step.HandlerOrgName);
             }