Mike's is the mothership of bakeries. No matter where you go in Boston, you will see people carrying pastry boxes tied with blue twine, looking very much like cats with canary feathers sticking out of their mouths. That's because Mike's is the quintessential Italian bakery in the North End that everyone has to go to at least once while in Boston. It's more than just the jaw-dropping ocean of goodies. It's the tin-flowers that make up the walls, the 20 or so old-school women behind the…