Welcome back “Boardwalk Empire” fans. In last week's blog, I found a moment or two (okay, so it was more like five) to wax poetic on the subject of my affinity for the widow Margaret Schroeder. Since the show began, this character (played masterfully by Kelly Macdonald) has been an increasingly intriguing wrinkle in Nucky's … Continue reading 'Boardwalk Empire': Lucy is certainly no Margaret