Update "curl" package to version 7.19.4. Changes since version 7.19.3:
Changes:
- Added CURLOPT_NOPROXY and the corresponding --noproxy
- the OpenSSL-specific code disables TICKET (rfc5077) which is enabled
  by default in openssl 0.9.8j
- Added CURLOPT_TFTP_BLKSIZE
- Added CURLOPT_SOCKS5_GSSAPI_SERVICE and CURLOPT_SOCKS5_GSSAPI_NEC -
  with the corresponding curl options --socks5-gssapi-service and
  --socks5-gssapi-nec
- Improved IPv6 support when built with with c-ares >= 1.6.1
- Added CURLPROXY_HTTP_1_0 and --proxy1.0
- Added docs/libcurl/symbols-in-versions
- Added CURLINFO_CONDITION_UNMET
- Added support for Digest and NTLM authentication using GnuTLS
- CURLOPT_FTP_CREATE_MISSING_DIRS can now be set to 2 to retry the CWD
  even when MKD fails
- GnuTLS initing moved to curl_global_init()
- Added CURLOPT_REDIR_PROTOCOLS and CURLOPT_PROTOCOLS
Bugfixes:
- missing ssh.obj in VS makefiles
- FTP ;type=i URLs now work with CURLOPT_PROXY_TRANSFER_MODE in
  Turkish locale
- realms with quoted quotation marks in HTTP Digest headers
- VC9 makefiles are now really included
- multi interface memory leak with CURLMOPT_MAXCONNECTS set
- CURLINFO_CONTENT_LENGTH_DOWNLOAD size from file:// "transfers" with
  CURLOPT_NOBODY set true
- memory leak on some libz errors for content encodings
- NSS-enabled build is repaired
- superfluous wait in SFTP downloads removed
- FTP with the multi interface no longer kills the control connection
  as easily on transfer failures
- compilation halting when using VS2008 to build a Windows 2000 target
- ease creation of libcurl Mac OS X Framework
- CURLINFO_CONTENT_LENGTH_DOWNLOAD and CURLINFO_CONTENT_LENGTH_UPLOAD
  are -1 if unknown
- Negotiate proxy authentication
- CURLOPT_INTERFACE and CURLOPT_LOCALPORT used together

This update fixes the security problem reported in CVE-2009-0037.

(tron)