Forget the Dora the Explorer, Hannah Montana and the Jonas Brothers, kids will soon have a new idol to emulate in the form of a new cartoon series starring … Warren Buffett. No, your eyes aren’t playing tricks on you. The famed billionaire investor is the star of a new online cartoon series aimed at teaching children about financial responsibility. (After the credit crisis, housing market debacle and stock market meltdown last year, it seems like more than just kids would benefit from this series.) The series is called the “Secret Millionaire’s Club” and will air on AOL’s Web...