* use new rc-tree-select
* support not found
* add switch icon support
* support function
* support selection motion
* show search icon if open
* clean up
* fix lint
* fix lint
* feat: use @ant-design/icons@4.0
* feat: use createFromIconfontCN to make site works
* feat: update doc for Icon
* feat: use icon in component Alert
* feat: use icon in component Avatar
* feat: use icon in component Breadcrumb
* feat: use icon in component Button
* feat: use icon in component Cascader
* feat: use icon in component Collapse
* feat: use icon in component Datepicker
* feat: use icon in component Dropdown
* feat: use icon in component Form
* feat: use icon in component Input
* feat: use icon in component InputNumber
* feat: use icon in component Layout
* feat: use icon in component Mention
* feat: use icon in component Message
* feat: use icon in component Modal
* feat: use icon in component Notification
* feat: use icon in component PageHeader
* feat: use icon in component Pagination
* feat: use icon in component Popconfirm
* feat: use icon in component Progress
* feat: use icon in component Rate
* feat: use icon in component Result
* feat: use icon in component Select
* feat: use icon in component Step
* feat: use icon in component Switch
* feat: use icon in component Table
* feat: use icon in component Tab
* feat: use icon in component Tag
* feat: handle rest component which using Icon
* fix: remove unused vars
* feat: use latest alpha ant design icons
* fix: failed test in uploadlist.test.js
* test: update snapshot for icons
* doc: add Icon for site
* doc: use @ant-design/icons in site
* chore: use latest icons
* fix: tslint issue
* fix: test cases
* fix: types for react
* fix: lint rules for import orders
* fix: use @ant-design/icons@4.0.0-alpha.5 to avoid insert css in server render
* fix: eslint error in demo/**.md
* inject antd icons
* update snapshot
* fix site
* doc: update docs
* fix: code snippets icon in site
* feat: use latest @ant-design/icons
* fix: icon props in message
* Add test for select
* Add focus() and blur() for AutoComplete
* Add focus() and blur() to Cascader
* Add focus test for input
* Add focus() and blur() for Checkbox
* Add focus() and blur() for Radio
* Add focus() and blur() for Switch
* Add blur() for TimePicker
* Add focus() and blur() to TreeSelect
* refactor: extract injectLocale and refactor Pagination, ref: #5103
* refactor: use injectLocale in Popconfirm, ref: #5103
* refactor: use injectLocale in TimePicker
* refactor: use injectLocale in Transfer
* refactor: use injectLocale in TreeSelect
* refactor: remove useless code in AutoComplete
* test: update snapshot
* remove unnecessary computed props for classNames
* rollback autocomplete optimization for possible css style order issue
* update snapshots
* remove more unnecessary computed props at Input