New URLs of Qt Sample code on Chapter14

I still keep on studying about Qt with book: "C++ GUI Programming with Qt 4". I spent a long time to read this book until Chapter 14. So I found that Sample URLs of this chapter (no wonder) remains old.

I write its changes below:

Before		After
ftp://ftp.trolltech.com/mirrors	->	ftp://ftp.qtsoftware.com/mirrors
ftp://ftp.trolltech.com/freebies/leafnode	->	ftp://ftp.qtsoftware.com/freebies/leafnode
http://doc.trolltech.com/qq/index.html	->	http://qt.nokia.com/doc/qq/index.html