This bumps the minimal supported version of NSS to 3.12.x.
Configuration files such as curl_config.h and all config-*.h no longer exist nor are generated/copied into 'src' directory, now these only exist in 'lib' directory from where curl tool sources uses them. Additionally old src/setup.h has been refactored into src/tool_setup.h which now pulls lib/setup.h The possibility of a makefile needing an include path adjustment exists.
As it turns out, some people do want that after all.
By modifying the parameter list for ourWriteOut() and passing the OutStruct that collects data in tool_operate, we get access to the remote name that we're writing to. Shell scripters should find this useful when used in conjuntion with the --remote-header-name option.
If an empty string is passed to CURLOPT_SSH_PUBLIC_KEYFILE, libcurl will pass no public key to libssh2 which then tries to compute it from the private key. This is known to work when libssh2 1.4.0+ is linked against OpenSSL.
Original wording could lead users in thinking it tries to somehow parse the filename for a date expression (like news_2012_03_05.html). It never mentions that it actually reads the mtime of the file in filesystem.
Set the conn->data->info.httpcode variable in smtp_statemach_act() to allow Curl_getinfo() to return the SMTP response code via the CURLINFO_RESPONSE_CODE action.