Curl and libcurl 7.51.1

 Public curl releases:         161
 Command line options:         185
 curl_easy_setopt() options:   225
 Public functions in libcurl:  61
 Contributors:                 1467

This release includes the following changes:

 o nss: map CURL_SSLVERSION_DEFAULT to NSS default
 o vtls: support TLS 1.3 via CURL_SSLVERSION_TLSv1_3
 o curl: introduce the --tlsv1.3 option to force TLS 1.3
 o

This release includes the following bugfixes:

 o
 
This release includes the following known bugs:

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

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


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

References to bug reports and discussions on issues:

 [1] = https://curl.haxx.se/bug/?i=