By Kirk Miller It’s sort of sunglasses season, or at least it’s about to be sunny enough that you should think about what type of shades you’ll be rockin’ this summer (and if you’re like us, you’ve already lost the pair you were using last year). So today, stock up via Woot’s gigantic sale on all things Oakley, Ray-Ban and Costa Del Mar, with prices up to 70% off. Woot rarely hosts a sale this big, and it’s also rare when they offer up these deals for more than one day – this shades special runs until May 1. A few of our picks are below, with one style represented by each major brand on sale: …