Marsha Norman’s musical adaptation of Alice Walker’s novel “The Color Purple,” with music and lyrics by Brenda Russell, Allee Willis and Stephen Bray, is being thoughtfully staged by Chromolume at the Zephyr Theatre through March 29. Veronica Driscoll (Celie) and Minque Taylor (Shug Avery) in Chromolume's "The Color Purple" at Zephyr Theatre (Photo by James Esposito) Set in the rural American South in the early 1900s, the story follows Celie (Veronica Driscoll), a dark-skinn