Menu render_array does not set 'active' element on return

[dcbarans]

The Menu classes _render_array function does not seem to set the 'active' value at all (despite a value being passed into render() properly from Fuel_navigation.

[games] => Array
    (
        [id] => 3
        [label] => Games
        [location] => games
        [attributes] => 
        [active] => 
        [parent_id] => 0
        [hidden] => no
        [group_id] => 1
        [nav_key] => games
        [precedence] => 0
        [selected] => 
        [language] => english
        [published] => yes
        [group_name] => main
    )