修复tree组件一处书写错误;修复第3级目录样式问题

src/js/tree/index.js

@@ -56,10 +56,10 @@ export default Anot.component('tree', {
             list: el[props.children],
             onSelected: props.onSelected,
             onChecked: onChecked,
-            id: 'id',
-            label: 'label',
-            parent: 'parent',
-            children: 'children'
+            id: props.id,
+            label: props.label,
+            parent: props.parent,
+            children: props.children
           }"></template>
       </li>
     </ul>

src/js/tree/main.scss

@@ -16,7 +16,7 @@
   li {overflow:hidden; white-space:nowrap; text-overflow:ellipsis}
 
   li ul {display:none;margin-left:20px;}
-  li.open ul {display:block;}
+  li.open>ul {display:block;}
 
   li em,
   li span {display:inline-block;cursor:pointer;color:nth($cgr, 2);}