Joe's Crab Shack is testing policy to stave turnover, aid service
                                
                                
                                    (Newser) -
                                    Put away the calculator and enjoy dessert: There's no more tipping at Joe's Crab Shack, the first national full-service chain restaurant to test a no-tipping policy,  Consumerist  reports. In a conference call last week, Ray Blanchette, CEO of parent company Ignite Restaurant Group, told investors that 18 of...