update demo title

components/table/index.jsx

@@ -268,7 +268,7 @@ var AntTable = React.createClass({
     return columns.map((column, i) => {
       column = objectAssign({}, column);
       let key = this.getColumnKey(column, i);
-      let filterDropdown, menus, sortButton;
+      let filterDropdown, sortButton;
       if (column.filters && column.filters.length > 0) {
         let colFilters = this.state.filters[key] || [];
         filterDropdown =

components/tree/demo/checkbox.md

@@ -1,4 +1,4 @@
-# 基本
+# 可选择
 
 - order: 1
 

index.js

@@ -4,8 +4,8 @@ require('./style/index.less');
 // https://github.com/WickyNilliams/enquire.js/issues/82
 window.matchMedia = window.matchMedia || function() {
   return {
-    matches : false,
-    addListener : function() {},
+    matches: false,
+    addListener: function() {},
     removeListener: function() {}
   };
 };