Fix yaws_sendfile to correctly handle non-latin1 filenames
Fix yaws_sendfile to correctly handle non-latin1 filenames

Fix a problem where a filename containing Chinese characters would cause
yaws_sendfile to die in a list_to_binary call.

jgrinstead/yaws,jgrinstead/yaws,jgrinstead/yaws,jgrinstead/yaws,jgrinstead/yaws,jgrinstead/yaws,jgrinstead/yaws