* added new calendar api, renderHeader now we can customize calendar header
* fixed typo for tests
* error handling for renderHeader
* covering all cases with tests
* fixed tests and change console error to warning
* fixed feedbacks and code optimization
* cleanup callback function arguments
* removed unused changes
* fixed tests
* added extra classes
* fixed some comments
* tying to fix test for remote
* tying to fix test for remote in my local machin it works fine
* tying to fix test for remote in my local machin it works fine
* tying to fix test for remote in my local machin it works fine
* updated test snapshots
* fixed comment
* fixed linting
* fixed some texts
* added header for CN and added argument types
* removed extra row
* Unify name of ReactNode type in document
* Lowser all string type name
* Lowercase all number type name
* Lowercase all boolean type name
* Unify array type
* Lowercase all object type name
* Unify mutilple types
* deps: upgrade TimePicker
* deps: upgrade DatePicker
* deps: upgrade Calendar
* fix: moment should work with LocaleProvider
* feat: update API of TimePicker
* feat: update Calendar's APIs
* feat: update DatePicker's APIs
* doc: update demo
* revert: add dateString and timeString and so on
* feat: add Calendar[defaultValue]
* feat: add defaultPickerValue
* docs: update docs about date picker
* feat: set moment locale to zh-cn automatically