Photo by philliefan99 The ‘burbs of D.C. can be a harrowing place for the uninitiated. Things to fear: games of chicken with deer, falling trees, cougars on the hunt (the kind wearing leopard print skirts). So not too many eye brows were raised when several McLean Gardens residents spotted a large cat, supposedly a mountain lion, last week. Animal control officers have not confirmed the the species of the large cat, however all three…