Curl and libcurl 7.47.1

 Public curl releases:         152
 Command line options:         179
 curl_easy_setopt() options:   221
 Public functions in libcurl:  61
 Contributors:                 1346

This release includes the following bugfixes:

 o getredirect.c: fix variable name
 o tool_doswin: silence unused function warning [1]
 o cmake: fixed when OpenSSL enabled on Windows and schannel detected [2]
 o curl.1: Explain remote-name behavior if file already exists
 o tool_operate: Don't sanitize --output path (Windows) [3]
 o URLs: change all http:// URLs to https:// in documentation & comments

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:

  Bernard Spil, Daniel Stenberg, Gisle Vanem, Octavio Schroeder, Ray Satiro,
  Sergei Nikulov, Viktor Szakáts,
  (7 contributors)

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

References to bug reports and discussions on issues:

 [1] = https://github.com/bagder/curl/pull/616
 [2] = https://curl.haxx.se/bug/?i=617
 [3] = https://curl.haxx.se/bug/?i=624
