* 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