gocart/GoCart — pull request #132 by olimortimer (2013-04-27 14:58:00+00:00)
Title: Ability to request specific customer information from the customer array

Return the customer array, or the requested value (string or array)

Usage examples;

$this->go_cart->customer()
$this->go_cart->customer('firstname')
$this->go_cart->customer(array('bill_address', 'firstname'))