Labels for Checkbox and radio rows do not contain hidden field.
Added unit tests for verify checkbox and radio rows.
In bootstrap.php for phpUnit added alias for bootstrap, for autoloading.
In phpunit.xml added bootstrap configuration.
Somewhat improved documentation for `Bootstrap` class and marked volatile stuff as deprecated in 3.0.0.
Changed all private methods to protected in `Bootstrap` to allow at least some sort of customization.
Merge pull request #664 from ZhandosKz/selectable_input_row

Labels for Checkbox and radio rows do not contain hidden field.
Added CHANGELOG entry
re #644 re #626
Corrected wrong CHANGELOG entry
re #664