NATICK — In two short years, TEDxNatick has evolved from an audacious idea to a community tradition. The feeling grew that this idea meant too much to the community to be confined to one month of the year, and the notion of an evening “Salon” style event was born. Smaller and more intimate than a TEDx event, the TEDxNatick Salon will take place at The Center for Arts in Natick. At the Salon, which will be held from 6:30 to 8:30 p.m. May 31, attendees will have the opportunity