“Pomp and Circumstance” played as graduates received long-awaited certificates Thursday, but instead of caps and gowns, half the program participants wore green dog harnesses. Canine Assistants’ June 2013 graduation recognized 12 dogs and their 13 new owners for completing a two-week intensive recipient camp at the Milton-based nonprofit, which provides service dogs to improve the lives of children and adults all over the country with physical disabilities, seizure conditions and ot...