Saturday, February 16, 2013 11:04 PM     Megan Howell was somewhat quite as she and Kyle Conner rode the elevator in her apartment building to the thirty seventh floor.  Because of Megan's business trip to Sweden last week, which had included Valentine’s Day, the couple had gone out tonight for a belated Valentine's Day.  They had spent the last few hours having dinner and dancing at the Starlight Room, the revolving restaurant at the top of the Tremont Hotel in Midtown, which offered some