In the ongoing game we imagine going on between Starbucks and Dunkin' Donuts, Dunkin' Donuts just scored a point. At least their local employees aren't suing them. A Starbucks employee in Chestnut Hill is suing because he feels the company didn't give him his due from the tip jar. Specifically, the employee claims that the managers, who were already getting paid more, were getting a cut from the tips: "In a class-action suit filed yesterday......