?Second Skin? is truly a one-woman show.For her solo performance at Music Hall on Friday and Saturday, Dec. 10-11, Ella Rosewood solicited new dances from five professional choreographers. She wrote grant applications, coordinated publicity and recruited a technical team. Rosewood, 22, even developed a dance curriculum for grade levels K-8 and took her dance to seven area schools ? all before she herself has graduated from college. ?I have never been a person who thinks I?m going to be discovered as a dancer, because that doesn?t really happen,? said Rosewood, a dual major in dance and elementary education at the University of Wisconsin-Madison. ?You have to make happen what you want.”