All settings you can find in BeRocket_tab_manager class in static variables $defaults.
public static $defaults = array(
'custom_css' => '',
'script' => array(
'js_page_load' => '',
),
'sortable' => array('description' => 0, 'additional_information' => 1, 'reviews' => 2),
'sortable_name' => array(),
'use_cat_tabs' => array(),
'styles' => array(
'question_size' => '',
'answer_size' => '',
'border_color' => 'aaaaaa',
'question_color' => 'eeeeee',
'q_opened_color' => '',
),
'plugin_key' => '',
);