Though it is named after a relatively homogenous summer escape site, Orleans Restaurant in Somerville’s famed Davis Square (http://orleansrestaurant.com) brings all of the neighborhood’s eclecticism to one place and does it all rather well! From its seasonal menus to reliable specials like $10 lunches, 30-cent wings (Thursdays 4:30-close) and dollar oysters (Mondays 3-close; Tuesdays-Fridays 3-6),