A) Normal non-proxy HTTP:

 - no more "Pragma: no-cache" (this only makes sense to proxies)

B) Non-CONNECT HTTP request over proxy:

 - "Pragma: no-cache" is used (like before)
 - "Proxy-Connection: Keep-alive" (for older style 1.0-proxies)

C) CONNECT HTTP request over proxy:

 - "Host: [name]:[port]"
 - "Proxy-Connection: Keep-alive"

be returned at times when we want to ignore them. Test case 160 fails on Linux,
so I modify the comparison to check for _only_ the error bit set...

from 2003 and added all names from all release notes in the CVS (there is a
slight gap though). I removed names with only first names (Like "Chris" and
"Ralph") , as that won't make anyone happy and we might list their full names
as well anyway.

This list is now intended to include _all_ people that contribute: big or
small. 389 names at the time of this commit.

but we could use having a look at ares/config.h when that is used

debug builds only. Made the ftp code use it on several places.

detects a bad Ipv6 situation and disables it automatically)