* Not rely on specific version of React now. [#3627](https://github.com/ant-design/ant-design/pull/3627)
* Alert supports `className``style`.
* DatePicker & MonthPicker & RangePicker allow developers to set whether to show the clear button. [#3618](https://github.com/ant-design/ant-design/issues/3618)
* Form.Item can generate `validateStatus`&`help` for nested form control automatically. [#3212](https://github.com/ant-design/ant-design/issues/3212)
* RangePicker can set some hours or minutes or seconds to be not selectable. [#](https://ant.design/components/date-picker/#components-date-picker-demo-disabled-date)
* Switch
* The width of Switch will resize automatically, according to `checkedChildren/unCheckedChildren`. [#3380](https://github.com/ant-design/ant-design/issues/3380)
* Improve the switch animation.
* Upload can [customized request](https://github.com/react-component/upload#customrequest) now. [@edgji](https://github.com/edgji)
* Icon
* New icons `bulb``select``like-o``dislike-o`.
* Adjust existing icons `loading``like``dislike`.
* Improve the TypeScript definition of Card & DatePicker & Icon & Table. [@infeng](https://github.com/infeng) [3468](https://github.com/ant-design/ant-design/pull/3468) [#3603](https://github.com/ant-design/ant-design/pull/3603) [#3531](https://github.com/ant-design/ant-design/pull/3531)
* Fix Cascader `defaultValue` should work. [#3470](https://github.com/ant-design/ant-design/issues/3470)
* Fix the alignment of Button & Input & DatePicker & Select. [#3481](https://github.com/ant-design/ant-design/issues/3481)
* DatePicker
* Fix wrong timing of triggering `onChange` while `DatePicker[showTime]` is set. [#3523](https://github.com/ant-design/ant-design/issues/3523)
* Fix `Dropdown.Button[disabled]` doesn't works for behaviour. [#3535](https://github.com/ant-design/ant-design/issues/3535)
* Menu
* Fix errors in SSR, thanks to [@xpcode](https://github.com/xpcode) to find the solution. [#2061](https://github.com/ant-design/ant-design/issues/2061) [#2406](https://github.com/ant-design/ant-design/issues/2406) [#3293](https://github.com/ant-design/ant-design/issues/3293)
* Fix children don't support `null`. [#3599](https://github.com/ant-design/ant-design/issues/3599)
* Fix loading status animation for message.[#3536](https://github.com/ant-design/ant-design/issues/3536)
* Form
* Fix style issue while using `Form[inline]` and `Input[addonBefore|addonAfter]` together. [#3524](https://github.com/ant-design/ant-design/issues/3524)
* Fix style issue for Radio.Button in Form.Item.
* Fix style issue for search button in Form.Item. [#3630](https://github.com/ant-design/ant-design/issues/3630)
* Fix Form.Item should not treat no user input as validate success. [#3613](https://github.com/ant-design/ant-design/issues/3613)
* Should not limit the min width of Popover while `Popover[title]` is not set.
* Table
* Fix style of fixed header of Table while `dataSource` is empty.[#3567](https://github.com/ant-design/ant-design/issues/3567)
* Fix Table will overlap SubMenu while `dataSource` is empty. [#3521](https://github.com/ant-design/ant-design/issues/3521)
* Tabs
* Height of header of `Tabs[type="card|editable-card"]` should follow design.
* Fix height of TabPane should follow height of its content. [#3304](https://github.com/ant-design/ant-design/issues/3304)
* Fix style of `TreeSelect[showSearch]`. [#3520](https://github.com/ant-design/ant-design/issues/3520)