I picked up "Cutback" on DVD yesterday without much thought, expecting a surfing movie similar to something like “Blue Crush” from 2002. It’s kind of what you get, and it isn't. The surfing aspects and the competition element are secondary to the inspirational story about growing up. Released in 2010, "Cutback" centers on teenager Luke Harris (Justin Schwan) and his family, including his parents, portrayed by Greg…