Curl and libcurl 7.21.5

 Public curl releases:         121
 Command line options:         143
 curl_easy_setopt() options:   185
 Public functions in libcurl:  58
 Known libcurl bindings:       39
 Contributors:                 854

This release includes the following changes:

 o SOCKOPTFUNCTION: callback can say already-connected
 o Added --netrc-file

This release includes the following bugfixes:

 o nss: avoid memory leak on SSL connection failure
 o nss: do not ignore failure of SSL handshake
 o multi: better failed connect handling when using FTP, SMTP, POP3 and IMAP
 o runtests.pl: fix pid number concatenation that prevented it from killing
   the correct process at times
 o PolarSSL: Return 0 on receiving TLS CLOSE_NOTIFY alert
 o curl_easy_setopt.3: Removed wrong reference to CURLOPT_USERPASSWORD
 o multi: close connection on timeout

This release includes the following known bugs:

 o see docs/KNOWN_BUGS (http://curl.haxx.se/docs/knownbugs.html)

This release would not have looked like this without help, code, reports and
advice from friends like these:

 Mike Crowe, Kamil Dudka, Julien Chaffraix, Hoi-Ho Chan

        Thanks! (and sorry if I forgot to mention someone)
