9999 KB and 100 MB since it then can display the size as XX.X MB instead of
just XX as before.

properly when the new URL is an absolute one to a different port than the
first URL...

the proxy server data internally as it did, since when doing a location:
following it needs the proxy server string several times.

the download (MT-adjustment)

complaints)

store the http code

on how to approach the -# progress bar in the new style transfers...

added lastshow to the progress struct