by Mike Krumboltz If someone asked you to name two people who are the least likely to have something (anything!) in common, you might very well pick Senator John McCain and Snooki from the TV series "Jersey Shore." But, as it turns out, the two have very similiar beliefs when it comes to a key political issue: tanning taxes . Allow us to explain. For those who don't watch "Jersey Shore," the stars are frequent tanners . Actually, make that obsessive tanners. It's what they do,