Will Thorne Staff Writer“Outlander” stars Sam Heughan and Graham McTavish are kilting up for a ride around Scotland.Starz, which airs the pair’s time-traveling show, has ordered an unscripted series from them called “Men in Kilts: A Roadtrip with Sam and Graham.”The series hails from “Outlander” producer Sony Pictures Television and is described as a celebration of Scottish history and culture, as Heughan and McTavish take viewers along on their adventures, discovering the complex heritage of