At MacMall.com’s Spring Savings sale, save $699 on the 15.4-inch MacBook Pro with Retina display which was $3,050, but has been cut to $2,350. That discount makes this about $50 less than the lowest price offered anywhere else. It features a 2.8GHz Intel Core i7 processor, 16GB of RAM and 768GB of Flash Storage. Included is a one year warranty on parts and labor from Apple….