Form submission handler.
array $form: An associative array containing the structure of the form.
array $form_state: An associative array containing the current state of the form.
Overrides FormInterface::submitForm
public function submitForm(array &$form, array &$form_state) {
if ($form_state['values']['action']) {
$form_state['redirect'] = 'admin/config/system/actions/add/' . $form_state['values']['action'];
}
}