By Stephanie Merry, The Washington Post The year 2016 closed on a tidal wave of tears, shed during such heart-shattering movies as “Moonlight,” “Lion,” “Manchester By the Sea” and “Loving.” It’s a brand new year, but the waterworks aren’t done yet. The British drama “A Monster Calls” has all the ingredients to produce yet another sob-fest, revolving as it does around a sensitive, bullied boy who must come to terms with his mother’s cancer diagnosis. Twelve-year-old Conor (newcomer Lewis MacDougall) is particularly close with his mom (Felicity Jones).