> What's going on with the release notes? While
> patiently waiting for a new version which works
> properly (it still doesn't)

Well, reported bug get progressively fixed, you are welcome to help :)

> 3.47-16/17/18 appear, with a description in the
> release notes which don't seem to describe changes
> in each version, or even mention the latest version

That's true - fixes get appended on the release notes, which is not always
convenient.

> 19:57:35	Warning: 	Unable to test
> www.rendcombcollege.org.uk/UserRegistration.aspx?ret
> urnurl=http%3a%2f%2fwww.rendcombcollege.org.uk%2f
> (loop to same filename)

The site is using unusual redirect-to-the-same-location with different cookie
settings, which is currently not supported by httrack.

<http://code.google.com/p/httrack/issues/detail?id=15&thanks=15&ts=1370549912>

I have taken note of the issue - I'll have to dig up a bit in the engine and
see how it can be fixed.