Pull request #2301: 无JIRA任务 类型

Merge in VISUAL/fineui from ~FAY/fineui:master to master

* commit '01097645253049af28389b9d1bf67a8fef62e756':
  无JIRA任务 类型

typescript/base/single/button/button.basic.ts

@@ -39,6 +39,7 @@ export declare class BasicButton extends Single {
         handler?: Function;
         bubble?: Function | null | string;
         text?: string;
+        el: Obj;
     } & Single['props'];
 
     _createShadow(): void;