...by Christine Howey...What are the chances that six of the best stage performances of the year could show up in the same production? Almost zero. Still, it's happening right now at Dobama Theatre's Humble Boy. This very British play written by Charlotte Jones, while flawed, benefits from interesting characters throughout. And whether the actors are skating close to the edge of parody or mining more subtle characterizations, they are consistently on point and immensely entertaining. Felix Humble, an astrophysicist and researcher, has…...