* fix missing defaultSorted props for default sort sample
* implement customized classes for sorted header
* [test] test for sorted header classes
* implement customized style for sorted header
* [test] test for sorted header style
* update document
* add missing props check and fix typo
* seperate sorting style and header into two props
* [test] add test case if column.headerStyle and column.headerClasses were defined
* implement customized header style and classes in column level
* [test] test for customized header style and classes in column level
* [DOC] document for customized classes and styles
* sample for customized classes and styles
* typo fix for document
* tuning the wording for test and documents
* init react-bootstrap-table2-paginator
* add react-bootstrap-table2-paginator as dependency
* no container
* handle for wrapping pagination component
* add style for paginator addon
* add story for pagination
* implement pagination list
* constants maintain in core package
* implement sizePerPage dropdown
* fix unalign for sizePerPage dropdown and pagination list
* allow to return array from render(react@16 new feature)
* implement pagination hooks
* add story for pagination hooks
* fixed dependencies version and upgrade enzyme
* Shallow renderer no longer calls componentDidMount because DOM refs are not available
* classNames -> className for TextEditor
* add tests for pagination
* fix react-bootstrap-table can't be resolved in other modules
* implement custom page button title
* add test for page button title
* fix bug when sizePerPageList is an object array
* add story for custom pagination
* remove necessary component extends
* move pagination options to react-bootstrap-table2-paginator
* refine pagination stories
* implement hideSizePerPage
* implement hidePageListOnlyOnePage
* fix multiple same key warning
* remove help
* support start from react@^16
* implement default sort
* add story for default sort
* add test for default sort
* patch docs for default sort
* a workaround to avoid render twice by story.add
* implement selectRow.hideSelectColumn
* add story for selectRow.hideSelectColumn
* add tests for selectRow.hideSelectColumn
* patch docs for selectRow.hideSelectColumn