Sibling scribes Adam and Melanie Wilson have been hired to write the animated adaptation of “Rapunzel” for Walt Disney Feature Animation. Pic is intended as an all-CGI production.The Wilsons also wrote the spec “Evergone,” a dramatic fantasy about a boy’s journey into the Bermuda Triangle in hopes of finding his long-lost father. Davis Entertainment is packaging the project. Melanie Wilson is a former unit publicist, while Adam Wilson worked in production at MTV and VH1. They’re repped by the Paul Kohner Agency and manager Dannie Festa.