By: Ashley Haugen Ahhh, the pacifier, the great divider of modern parents. To use one? To not use one? Is it really a question? Surprisingly, yes. And pacifiers are every bit as debatable as whether or not to breastfeed. They're sort of like a drug: once you give one to your baby, she's hooked. And once Baby's hooked ... well, we've all seen 5-year-olds walking around with a