It works for me if I try it using telnet from the command line:
$ telnet www.freelancebookdesign.com 80
Connected to freelancebookdesign.com.
Escape character is '^]'.
GET /license.txt HTTP/1.1
HTTP/1.1 200 OK
The things I would try:
Use /r/n rather than /n. The spec says that lines should end with ...