Mike Bloomberg just shook things up in a big way. The billionaire and ex-New York City mayor threw $10 million into the House Majority PAC, the main fund helping Democrats defend and flip seats in the House. This isn’t pocket change. It’s a serious boost for the Dems as they try to wrest control from the Republicans. Don’t Miss: Can you guess how many Americans successfully retire with $1,000,000 saved?The percentage may shock you.Founder of Personal Capital and ex-CEO of PayPalre-engineers traditional banking with this new high-yield account — start saving better today.Don’t miss out on the n…