Allows you to assign multiple options to an active callback for any control

Kikri: Multiple Options for active_callback

	'active_callback' => array(
		array(
			array(
				'setting'  => 'setting_name',
				'operator' => '==',
				'value'    => 'value_goes_here',
			),
			array(
				'setting'  => 'setting_name',
				'operator' => '==',
				'value'    => 'other_value_goes_here',
			),
		),
	),