Curl and libcurl 7.53.2

 Public curl releases:         165
 Command line options:         205
 curl_easy_setopt() options:   244
 Public functions in libcurl:  61
 Contributors:                 1507

This release includes the following bugfixes:

 o cmake: Replace invalid UTF-8 byte sequence [1]
 o tests: use consistent environment variables for setting charset
 o proxy: fixed a memory leak on OOM
 o ftp: removed an erroneous free in an OOM path
 o docs: de-duplicate file lists in the Makefiles [2]
 o ftp: fixed a NULL pointer dereference on OOM
 o gopher: fixed detection of an error condition from Curl_urldecode
 o url: fix unix-socket support for proxy-disabled builds [3]
 o test1139: allow for the possibility that the man page is not rebuilt
 o cyassl: get library version string at runtime
 o digest_sspi: fix compilation warning
 o tests: enable HTTP/2 tests to run with non-default port numbers
 o warnless: suppress compiler warning
 o darwinssl: Warn that disabling host verify also disables SNI [4]
 o configure: fix for --enable-pthreads [5]
 o checksrc.bat: Ignore curl_config.h.in, curl_config.h
 o no-keepalive.d: fix typo [6]
 o configure: fix --with-zlib when a path is specified [7]
 o build: fix gcc7 implicit fallthrough warnings [8]
 o fix potential use of uninitialized variables [9]
 o CURLOPT_SSL_CTX_FUNCTION.3: Fix EXAMPLE formatting errors [10]
 o CMake: Reorganize SSL support, separate WinSSL and SSPI [11]
 o CMake: Add DarwinSSL support [12]
 o CMake: Add mbedTLS support [13]
 o ares: return error at once if timed out before name resolve starts [14]
 o BINDINGS: added C++, perl, go and Scilab bindings
 o URL: return error on malformed URLs with junk after port number
 o KNOWN_BUGS: Add DarwinSSL won't import PKCS#12 without a password [15]
 o http2: Fix assertion error on redirect with CL=0 [16]
 o updatemanpages.pl: Update man pages to use current date and versions [17]
 o --insecure: clarify that this option is for server connections [18]

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:

  Alexis La Goutte, Andrew Krieger, Dan Fandrich, Daniel Stenberg,
  Giuseppe Persico, Greg Rowe, Isaac Boukris, Joel Depooter, Justin Clift,
  Marc-Antoine Perennou, Marcel Raad, mccormickt12 on github, Michael Maltese,
  Orange Tsai, Peter Pentchev, Peter Wu, Ray Satiro, Simon Warta,
  Steve Brokenshire, Sylvestre Ledru, Tatsuhiro Tsujikawa,
  (21 contributors)

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

References to bug reports and discussions on issues:

 [1] = https://curl.haxx.se/bug/?i=1275
 [2] = https://curl.haxx.se/bug/?i=1287
 [3] = https://curl.haxx.se/bug/?i=1289
 [4] = https://curl.haxx.se/bug/?i=1240
 [5] = https://curl.haxx.se/bug/?i=1295
 [6] = https://curl.haxx.se/bug/?i=1301
 [7] = https://curl.haxx.se/bug/?i=1292
 [8] = https://curl.haxx.se/bug/?i=1297
 [9] = https://curl.haxx.se/bug/?i=1304
 [10] = https://curl.haxx.se/bug/?i=1290
 [11] = https://curl.haxx.se/bug/?i=1228
 [12] = https://curl.haxx.se/bug/?i=1228
 [13] = https://curl.haxx.se/bug/?i=1228
 [14] = https://curl.haxx.se/mail/lib-2017-03/0004.html
 [15] = https://curl.haxx.se/bug/?i=1308
 [16] = https://curl.haxx.se/bug/?i=1286
 [17] = https://curl.haxx.se/bug/?i=1058
 [18] = https://curl.haxx.se/mail/lib-2017-03/0002.html