docs: fix InputNumber demos' format

components/input-number/demo/basic.md

@@ -1,8 +1,16 @@
 ---
 order: 0
-title: basic
+title:
+    zh-CN: 基本
+    en-US: Basic
 ---
 
+## zh-CN
+
+数字输入框。
+
+## en-US
+
 Numeric-only input box.
 
 ````jsx

components/input-number/demo/basic.zh-CN.md

@@ -1,18 +0,0 @@
----
-order: 0
-title: 基本
----
-
-数字输入框。
-
-````jsx
-import { InputNumber } from 'antd';
-
-function onChange(value) {
-  console.log('changed', value);
-}
-
-ReactDOM.render(
-  <InputNumber min={1} max={10} defaultValue={3} onChange={onChange} />
-, mountNode);
-````

components/input-number/demo/digit.md

@@ -1,8 +1,16 @@
 ---
 order: 3
-title: decimals
+title:
+    zh-CN: 小数
+    en-US: Decimals
 ---
 
+## zh-CN
+
+和原生的数字输入框一样，value 的精度由 step 的小数位数决定。
+
+## en-US
+
 A numeric-only input box whose values can be increased or decreased using a decimal step. The number of decimals (also known as precision) is determined by the step prop.
 
 ````jsx

components/input-number/demo/digit.zh-CN.md

@@ -1,18 +0,0 @@
----
-order: 3
-title: 小数
----
-
-和原生的数字输入框一样，value 的精度由 step 的小数位数决定。
-
-````jsx
-import { InputNumber } from 'antd';
-
-function onChange(value) {
-  console.log('changed', value);
-}
-
-ReactDOM.render(
-  <InputNumber min={1} max={10} step={0.1} onChange={onChange} />
-, mountNode);
-````

components/input-number/demo/disabled.md

@@ -1,8 +1,16 @@
 ---
 order: 2
-title: disabled
+title:
+    zh-CN: 不可用
+    en-US: Disabled
 ---
 
+## zh-CN
+
+点击按钮切换可用状态。
+
+## en-US
+
 Click the button to toggle between available and disabled states.
 
 ````jsx

components/input-number/demo/disabled.zh-CN.md

@@ -1,35 +0,0 @@
----
-order: 2
-title: 不可用
----
-
-点击按钮切换可用状态。
-
-````jsx
-import { InputNumber, Button } from 'antd';
-
-const Test = React.createClass({
-  getInitialState() {
-    return {
-      disabled: true,
-    };
-  },
-  toggle() {
-    this.setState({
-      disabled: !this.state.disabled,
-    });
-  },
-  render() {
-    return (
-      <div>
-        <InputNumber min={1} max={10} disabled={this.state.disabled} defaultValue={3} />
-        <div style={{ marginTop: 20 }}>
-          <Button onClick={this.toggle} type="primary">Toggle disabled</Button>
-        </div>
-      </div>
-    );
-  },
-});
-
-ReactDOM.render(<Test />, mountNode);
-````

components/input-number/demo/size.md

@@ -1,10 +1,17 @@
 ---
 order: 1
-title: Three sizes
+title: 
+    zh-CN: 三种大小
+    en-US: Sizes
 ---
 
-There are three sizes available to a numeric input box. By default, the size is `28px`. The two additional sizes are `large` and `small` which means `32px` and `22px`, respectively.
+## zh-CN
+
+三种大小的数字输入框，当 size 分别为 `large` 和 `small` 时，输入框高度为 `32px` 和 `22px` ，默认高度为 `28px`
 
+## en-US
+
+There are three sizes available to a numeric input box. By default, the size is `28px`. The two additional sizes are `large` and `small` which means `32px` and `22px`, respectively.
 
 ````jsx
 import { InputNumber } from 'antd';

components/input-number/demo/size.zh-CN.md

@@ -1,28 +0,0 @@
----
-order: 1
-title: 三种大小
----
-
-三种大小的数字输入框，当 size 分别为 `large` 和 `small` 时，输入框高度为 `32px` 和 `22px` ，默认高度为 `28px`
-
-````jsx
-import { InputNumber } from 'antd';
-
-function onChange(value) {
-  console.log('changed', value);
-}
-
-ReactDOM.render(
-  <div>
-    <InputNumber size="large" min={1} max={100000} defaultValue={3} onChange={onChange} />
-    <InputNumber min={1} max={100000} defaultValue={3} onChange={onChange} />
-    <InputNumber size="small" min={1} max={100000} defaultValue={3} onChange={onChange} />
-  </div>
-, mountNode);
-````
-
-````css
-.ant-input-number {
-  margin-right: 10px;
-}
-````