* Add icon aliases: `addfile` => `file-add`,`addfolder` => `folder-open`, and the old type names are still working. [#4758](https://github.com/ant-design/ant-design/issues/4758)
* Fix style problem for Menu dark theme. [#4440](https://github.com/ant-design/ant-design/issues/4440)
* Fix TypeScript interface definition for `Select[tokenSeparators]``Modal[afterClose]``Input[name]` and so on. [#4441](https://github.com/ant-design/ant-design/pull/4441) [@eddhannay](https://github.com/eddhannay)
* Fix that `TimePicker[placeholder]` cannot be set to empty string. [#4446](https://github.com/ant-design/ant-design/pull/4446) [@jialeicui](https://github.com/jialeicui)
* Fix style problem in DatePicker year panel. [#4415](https://github.com/ant-design/ant-design/issues/4415)
* Fix that Table loading doesn't mask Pagination. [#4461](https://github.com/ant-design/ant-design/issues/4461)
* Fix align style for `Input[prefix|suffix]`. [commit](https://github.com/ant-design/ant-design/commit/c4ac4d1eca53ae2f6f4a1e15210b43745f283534)
* Fix align style for Cascader. [commit](https://github.com/ant-design/ant-design/commit/1fbebd4ecfff432e1b2261c9dfee4b9f471e7b1f)
- Support prefix and suffix. [#4226](https://github.com/ant-design/ant-design/issues/4226) [@ystarlongzi](https://github.com/ystarlongzi)
- InputGroup support compact display mode. [pull/4309](https://github.com/ant-design/ant-design/pull/4309)
- Spin support delayed display. [#4306](https://github.com/ant-design/ant-design/issues/4306)
- Fix the dislocation problem of Pagination in low resolution. [#4349](https://github.com/ant-design/ant-design/issues/4349)
- Fix wrapping display of Dropdown.Button. [pull/4355](https://github.com/ant-design/ant-design/pull/4355) [@Morhaus](https://github.com/Morhaus)
- Fix wrong background color of Cascader in disabled status. [#4434](https://github.com/ant-design/ant-design/issues/4434)
- Fix MonthPicker[monthCellContentRender] doesn't work, and some documentation errors. [#4394](https://github.com/ant-design/ant-design/issues/4394)
- Fix the extra border of ButtonGroup. [#4382](https://github.com/ant-design/ant-design/pull/4382) [@ystarlongzi](https://github.com/ystarlongzi)
- Fix wrong background color of the Submenu(horizontal mode). [#4414](https://github.com/ant-design/ant-design/issues/4414)
- Fix overlapping graphics with Select/Cascader in Form.Item with hasFeedback. [#4431](https://github.com/ant-design/ant-design/issues/4431) [@JesperWe](https://github.com/JesperWe)
- Reset border-radius of the first row in Table without header. [#4373](https://github.com/ant-design/ant-design/issues/4373)
- Improve the drag performance of Tree. [#4371](https://github.com/ant-design/ant-design/issues/4371)
- Improve official website and documentation, fix some bugs.
- Update rc-form to support nested style of getFieldDecorator[id].