Curl and libcurl 7.19.6

 Public curl releases:         112
 Command line options:         132
 curl_easy_setopt() options:   163
 Public functions in libcurl:  58
 Known libcurl bindings:       38
 Contributors:                 715

This release includes the following changes:

 o 

This release includes the following bugfixes:

 o crash on bad socket close with FTP
 o leaking cookie memory when duplicate domains or paths were used
 o build fix for Symbian
 o CURLOPT_USERPWD set to NULL clears auth credentials
 o libcurl-NSS build fixes
 o libcurl-NSS build fix
 o configure script fixed for VMS
 o set Content-Length: with POST and PUT failed with NTLM auth
 o allow building libcurl for VxWorks

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:

 Yang Tse, Daniel Fandrich, Kamil Dudka, Caolan McNamara, Frank McGeough,
 Andre Guibert de Bruet, Mike Crowe, Claes Jakobsson, John E. Malmberg,
 Aaron Oneal, Igor Novoseltsev

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