and password fields properly in URLs, like
ftp://us?er:pass?word@site.com/. Added test 191 to verify the fix.

CURLOPT_FOLLOWLOCATION, libcurl reported error if a redirect happened even if
the new URL would provide the resumed file. Test case 188 added to verify the
fix (together with existing test 99).

enable the progress meter.

byte file is downloaded.

this is an attempt to prevent it from doing that. affects ipv6-enabled only.