Curl and libcurl 7.15.6

 Public curl release number:               96
 Releases counted from the very beginning: 123
 Available command line options:           114
 Available curl_easy_setopt() options:     135
 Number of public functions in libcurl:    54
 Amount of public web site mirrors:        33
 Number of known libcurl bindings:         32
 Number of contributors:                   515

This release includes the following changes:

 o CURLOPT_SOCKOPTFUNCTION and CURLOPT_SOCKOPTDATA were added
 o (FTP) libcurl avoids sending TYPE if the desired type was already set
 o (FTP) CURLOPT_PREQUOTE works even when CURLOPT_NOBODY is set true

This release includes the following bugfixes:

 o the 'running_handles' counter wasn't always updated properly when
   curl_multi_remove_handle() was used
 o (FTP) EPRT transfers with IPv6 didn't work properly
 o (FTP) SINGLECWD mode and using files in the root dir
 o (HTTP) Expect: header disabling work better
 o (HTTP) "Expect: 100-continue" disable on second POST on re-used connection
 o src/config.h.in is fixed

Other curl-related news:

 o pycurl-7.15.5 was released: http://pycurl.sf.net

New curl mirrors:

 o http://curl.gfiles.org/ is a new Russian mirror

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

 Domenico Andreoli, Armel Asselin, Gisle Vanem, Yang Tse, Andrew Biggs,
 Peter Sylvester, David McCreedy

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