After 5 months of fixes and updates, the new 3.31 release 
is there!
<http://www.httrack.com/page/2/index.html>

The list of fixes is long, as you can see:
<http://www.httrack.com/page/4/en/index.html>

Mainly, this new release allows to crawl .m3u and .aam 
files, fixes broken ftp:// and file:// engine,  fixes 
broken cookies handling, plus various javascript bugs, 
configure script problems, keep-alive consistency problems, 
and many other parsing fixes. New categories were also 
added, plus a new cache format (ZIP file)