diff --git a/components/date-picker/demo/locale.md b/components/date-picker/demo/locale.md
index 3dc6764871..8e0f493f6d 100644
--- a/components/date-picker/demo/locale.md
+++ b/components/date-picker/demo/locale.md
@@ -2,30 +2,24 @@
 
 - order: 10
 
-通过 `locale` 配置时区、语言等, 默认支持 en_US, zh_CN
+通过 `locale` 配置时区、语言等, 默认支持 `en_US`，`zh_CN`。
 
 ---
 
 ````jsx
 import { DatePicker } from 'antd';
 import enUS from 'antd/lib/date-picker/locale/en_US';
-import assign from 'object-assign';
 
 const App = React.createClass({
-  getInitialState() {
-    return {
-      locale: assign({}, enUS, {
-        timezoneOffset: 0 * 60,
-        firstDayOfWeek: 0,
-        minimalDaysInFirstWeek: 1,
-      })
-    };
-  },
   render() {
-    return <DatePicker locale={this.state.locale} />;
+    const customLocale = {
+      timezoneOffset: 0 * 60,
+      firstDayOfWeek: 0,
+      minimalDaysInFirstWeek: 1,
+    };
+    return <DatePicker locale={{ ...enUS, ...customLocale }} />;
   }
 });
 
 ReactDOM.render(<App />, mountNode);
 ````
-
diff --git a/components/form/FormItem.jsx b/components/form/FormItem.jsx
index 52d41e801b..dc5480b30a 100644
--- a/components/form/FormItem.jsx
+++ b/components/form/FormItem.jsx
@@ -47,6 +47,11 @@ class FormItem extends React.Component {
     );
   }
 
+  renderExtra() {
+    const { prefixCls, extra } = this.props;
+    return <div className={prefixClsFn(prefixCls, 'extra')}>{extra}</div>;
+  }
+
   getValidateStatus() {
     const { isFieldValidating, getFieldError, getFieldValue } = this.context.form;
     const field = this.getId();
@@ -142,7 +147,7 @@ class FormItem extends React.Component {
         this.renderValidateWrapper(
           children,
           this.renderHelp(),
-          props.extra
+          this.renderExtra()
         )
       ),
     ];
diff --git a/components/table/demo/row-selection.md b/components/table/demo/row-selection.md
index 88cd4b68d1..5f5780c5b5 100644
--- a/components/table/demo/row-selection.md
+++ b/components/table/demo/row-selection.md
@@ -49,7 +49,7 @@ const rowSelection = {
   },
   onSelectAll(selected, selectedRows, changeRows) {
     console.log(selected, selectedRows, changeRows);
-  }
+  },
 };
 
 ReactDOM.render(<Table rowSelection={rowSelection} columns={columns} dataSource={data} />
diff --git a/components/table/index.jsx b/components/table/index.jsx
index 72d7c96755..1dbf5c03ad 100644
--- a/components/table/index.jsx
+++ b/components/table/index.jsx
@@ -13,6 +13,11 @@ import { flatArray } from './util';
 function noop() {
 }
 
+function stopPropagation(e) {
+  e.stopPropagation();
+  e.nativeEvent.stopImmediatePropagation();
+}
+
 const defaultLocale = {
   filterTitle: '筛选',
   filterConfirm: '确定',
@@ -31,7 +36,7 @@ let AntTable = React.createClass({
   getInitialState() {
     return {
       // 减少状态
-      selectedRowKeys: this.props.selectedRowKeys || [],
+      selectedRowKeys: (this.props.rowSelection || {}).selectedRowKeys || [],
       filters: {},
       selectionDirty: false,
       sortColumn: '',
@@ -305,7 +310,7 @@ let AntTable = React.createClass({
                  this.getDefaultSelection().indexOf(rowIndex) >= 0);
     }
     return (
-      <Radio disabled={props.disabled}
+      <Radio disabled={props.disabled} onClick={stopPropagation}
         onChange={this.handleRadioSelect.bind(this, record, rowIndex)}
         value={rowIndex} checked={checked} />
     );
@@ -325,7 +330,7 @@ let AntTable = React.createClass({
       props = this.props.rowSelection.getCheckboxProps.call(this, record);
     }
     return (
-      <Checkbox checked={checked} disabled={props.disabled}
+      <Checkbox checked={checked} disabled={props.disabled} onClick={stopPropagation}
         onChange={this.handleSelect.bind(this, record, rowIndex)} />
     );
   },
diff --git a/style/components/collapse.less b/style/components/collapse.less
index 28ad62448e..6a5cce230b 100644
--- a/style/components/collapse.less
+++ b/style/components/collapse.less
@@ -48,12 +48,15 @@
     }
   }
 
+  &-anim-active {
+    transition: height .2s @ease-out;
+  }
+
   &-content {
     overflow: hidden;
     color: @text-color;
     padding: 0 16px;
     background-color: #fff;
-    transition: height .2s @ease-out;
 
     & > &-box {
       padding-top: 16px;
diff --git a/style/components/form.less b/style/components/form.less
index 37c85b98df..9943c88341 100644
--- a/style/components/form.less
+++ b/style/components/form.less
@@ -102,6 +102,11 @@ input[type="checkbox"] {
   margin-top: 3px;
 }
 
+.@{css-prefix}form-explain,
+.@{css-prefix}form-extra {
+  color: #999;
+}
+
 .@{css-prefix}form-text {
   display: inline-block;
   padding-right: 8px;
diff --git a/style/themes/default/custom.less b/style/themes/default/custom.less
index 9871a70bca..836d30aa81 100644
--- a/style/themes/default/custom.less
+++ b/style/themes/default/custom.less
@@ -22,7 +22,7 @@
 
 // ICONFONT
 @iconfont-css-prefix    : anticon;
-@icon-url               : "//at.alicdn.com/t/font_1457169990_5499172";
+@icon-url               : "//at.alicdn.com/t/font_1461567603_8950496";
 
 // LINK
 @link-color             : #2db7f5;