增加SWConsts.debug,是否调试模式，调试模式缓存从数据库加载

smtweb-framework/bpm/src/main/java/cc/smtweb/system/bpm/web/design/form/ModelFormSaveHandler.java

@@ -145,6 +145,8 @@ public class ModelFormSaveHandler extends DefaultSaveHandler<ModelForm> {
         }
         bean.setTmpl(data);
         ModelFactory.getInstance().buildSaveModel(bean);
+        //先构建一次，防止有错
+        String ret = ModelFormHelper.buildReqModel(bean);
 //        ModelFormHelper.buildSaveModelByTmpl(bean, templateId);
         DbEngine.getInstance().doTrans(new AbsDbWorker() {
             @Override
@@ -167,6 +169,6 @@ public class ModelFormSaveHandler extends DefaultSaveHandler<ModelForm> {
                 saveFailed();
             }
         });
-        return R.success(ModelFormHelper.buildReqModel(bean));
+        return R.success(ret);
     }
 }