curl and libcurl 8.10.0

 Public curl releases:         260
 Command line options:         264
 curl_easy_setopt() options:   306
 Public functions in libcurl:  94
 Contributors:                 3213

This release includes the following changes:

 o curl: --help [option] displays documentation for given cmdline option [19]
 o curl: for -O, use "default" as filename when the URL has none [34]
 o curl: make --rate accept "number of units" [4]
 o curl: make --show-headers the same as --include [6]
 o curl: support --dump-header % to direct to stderr [31]
 o curl: support embedding a CA bundle and --dump-ca-embed [20]

This release includes the following bugfixes:

 o autotools: fix typo in tests/data target [30]
 o cfilters: send flush [13]
 o CHANGES: rename to CHANGES.md, no longer generated [40]
 o CI: enable parallel testing in CI builds [18]
 o ci: Update actions/upload-artifact digest to 89ef406 [24]
 o cmake: detect `nghttp2` via `pkg-config`, enable by default [21]
 o cmake: distcheck for files in CMake subdir [9]
 o cmake: drop custom `CMakeOutput.log`/`CMakeError.log` logs [27]
 o cmake: drop no-op `tests/data/CMakeLists.txt` [26]
 o cmake: drop reference to undefined variable [25]
 o cmake: drop unused internal variable [22]
 o curl: allow 500MB data URL encode strings [38]
 o Curl_rand_bytes to control env override [17]
 o dist: add missing `FindNettle.cmake` [11]
 o dist: fix reproducible build from release tarball [36]
 o dmaketgz: only run 'make distclean' if Makefile exists
 o doh-url.md: point out DOH server IP pinning [37]
 o escape: allow curl_easy_escape to generate 3*input length output [39]
 o GHA/windows: enable MulitSSL in an MSVC job [2]
 o GHA: scan git repository and detect unvetted binary files [3]
 o http2: improve rate limiting of downloads [33]
 o INSTALL.md: MultiSSL and QUIC are mutually exclusive [7]
 o lib: add eos flag to send methods [14]
 o lib: convert some debugf()s into traces [8]
 o libcurl.pc: add `Cflags.private` [10]
 o Makefile: remove 'scripts' duplicate from DIST_SUBDIRS
 o maketgz: accept option to include latest commit hash [5]
 o progress: ratelimit/progress tweaks [32]
 o pytests: add tests for HEAD requests in all HTTP versions [42]
 o rustls: make all tests pass [1]
 o tests/http: configure test httpd to honor client cipher order [35]
 o tests: provide docs as curldown, not nroff [12]
 o url: dns_entry related improvements [16]
 o verify-release: shell script that verifies a release tarball [29]
 o vtls: fix MSVC 'cast truncates constant value' warning [23]
 o vtls: init ssl peer only once [15]
 o x509asn1: raise size limit for x509 certification information [28]

This release includes the following known bugs:

 See docs/KNOWN_BUGS (https://curl.se/docs/knownbugs.html)

For all changes ever done in curl:

 See https://curl.se/changes.html

Planned upcoming removals include:

 o TLS libraries not supporting TLS 1.3

 See https://curl.se/dev/deprecate.html for details

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

  Antoine du Hamel, Christoph Reiter, Dan Fandrich, Daniel Stenberg,
  David Sardari, Joe Birr-Pixton, Matt Jolly, renovate[bot],
  Sergio Durigan Junior, Stefan Eissing, Tal Regev, Viktor Szakats
  (12 contributors)

References to bug reports and discussions on issues:

 [1] = https://curl.se/bug/?i=14317
 [2] = https://curl.se/bug/?i=14276
 [3] = https://curl.se/bug/?i=14333
 [4] = https://curl.se/bug/?i=14245
 [5] = https://curl.se/bug/?i=14363
 [6] = https://curl.se/bug/?i=13987
 [7] = https://curl.se/bug/?i=14308
 [8] = https://curl.se/bug/?i=14322
 [9] = https://curl.se/bug/?i=14323
 [10] = https://curl.se/bug/?i=14321
 [11] = https://curl.se/bug/?i=14285
 [12] = https://curl.se/bug/?i=14324
 [13] = https://curl.se/bug/?i=14271
 [14] = https://curl.se/bug/?i=14220
 [15] = https://curl.se/bug/?i=14152
 [16] = https://curl.se/bug/?i=14195
 [17] = https://curl.se/bug/?i=14264
 [18] = https://curl.se/bug/?i=11510
 [19] = https://curl.se/bug/?i=13997
 [20] = https://curl.se/bug/?i=14059
 [21] = https://curl.se/bug/?i=14136
 [22] = https://curl.se/bug/?i=14361
 [23] = https://curl.se/bug/?i=14341
 [24] = https://curl.se/bug/?i=14359
 [25] = https://curl.se/bug/?i=14358
 [26] = https://curl.se/bug/?i=14357
 [27] = https://curl.se/bug/?i=14356
 [28] = https://curl.se/bug/?i=14352
 [29] = https://curl.se/bug/?i=14350
 [30] = https://curl.se/bug/?i=14355
 [31] = https://curl.se/bug/?i=13992
 [32] = https://curl.se/bug/?i=14335
 [33] = https://curl.se/bug/?i=14326
 [34] = https://curl.se/bug/?i=13988
 [35] = https://curl.se/bug/?i=14338
 [36] = https://curl.se/bug/?i=14336
 [37] = https://curl.se/bug/?i=14377
 [38] = https://curl.se/bug/?i=14337
 [39] = https://curl.se/bug/?i=14339
 [40] = https://curl.se/bug/?i=14331
 [42] = https://curl.se/bug/?i=14367