upgrade menu

components/menu/demo/system.md

+# 系统菜单
+
+- order: 1
+
+点击后出现菜单
+
+---
+
+````jsx
+var Menu = antd.Menu;
+var MenuItem = Menu.Item;
+var SubMenu = Menu.SubMenu;
+
+function handleClick(info) {
+  console.log('selected ',info);
+}
+
+React.render(<Menu onClick={handleClick} mode="horizontal" openSubMenuOnMouseEnter={false}>
+  <SubMenu title={<span><i className="anticon anticon-apple"></i><span>导航一</span></span>}>
+    <MenuItem key="1">选项1</MenuItem>
+    <MenuItem key="2">选项2</MenuItem>
+    <MenuItem key="3">选项3</MenuItem>
+    <MenuItem key="4">选项4</MenuItem>
+  </SubMenu>
+  <SubMenu title={<span><i className="anticon anticon-apple"></i><span>导航二</span></span>}>
+    <MenuItem key="5">选项5</MenuItem>
+    <MenuItem key="6">选项6</MenuItem>
+     <SubMenu title={<span><i className="anticon anticon-apple"></i><span>三级导航</span></span>}>
+        <MenuItem key="7">选项7</MenuItem>
+        <MenuItem key="8">选项8</MenuItem>
+      </SubMenu>
+  </SubMenu>
+  <SubMenu title={<span><i className="anticon anticon-apple"></i><span>导航三</span></span>}>
+    <MenuItem key="9">选项9</MenuItem>
+    <MenuItem key="10">选项10</MenuItem>
+    <MenuItem key="11">选项11</MenuItem>
+    <MenuItem key="12">选项12</MenuItem>
+  </SubMenu>
+  </Menu>
+, document.getElementById('components-menu-demo-system'));
+````

package.json

@@ -45,7 +45,7 @@
     "rc-dropdown": "~1.2.0",
     "rc-form-validation": "~2.4.7",
     "rc-input-number": "~2.0.1",
-    "rc-menu": "~4.0.3",
+    "rc-menu": "~4.1.0",
     "rc-notification": "~1.1.0",
     "rc-pagination": "~1.1.0",
     "rc-progress": "~1.0.0",