Log Message:
www/php-http3: update to 3.2.1

Update php-http3 to 3.2.1.

pkgsrc change:
* Update supported PHP versions.
* Add a few dependency.

3.2.1, 2019-06-07

* Fixed gh-issue #88: Unable to run test suite (Remi Collet)
* Fixed gh-issue #86: test failure with curl 7.64
* Fixed gh-issue #85: [-Wformat-extra-args] build warnings
* Fixed gh-issue #84: segfault and build failure since curl 7.62
* Fixed gh-issue #82: Test harness improvements (Chris Wright)
* Fixed gh-issue #64: compress and connecttimeout interfere with
  low_speed_limit (@rcanavan)
* Fixed http\QueryString::getGlobalInstance()
* Fixed missing 2nd reflection argument info of http\Client::notify()
* Fixed PHP-7.4 compatibility

3.2.0, 2018-07-19

* PHP-7.2 compatibility
* Fixed gh-issue #73: build fails with libidn and libidn2
* Added brotli compression support
* Implemented gh-issue #58: Notify observers before any request is built

3.2.0RC1, 2018-04-09

* PHP-7.2 compatibility
* Fixed gh-issue #73: build fails with libidn and libidn2
* Added brotli compression support
* Implemented gh-issue #58: Notify observers before any request is built

3.1.0, 2016-12-12

* Added http\Client\Curl\User interface for userland event loops
* Added http\Url::IGNORE_ERRORS, http\Url::SILENT_ERRORS and http\Url::STDFLAGS
* Added http\Client::setDebug(callable $debug)
* Added http\Client\Curl\FEATURES constants and namespace
* Added http\Client\Curl\VERSIONS constants and namespace
* Added share_cookies and share_ssl (libcurl >= 7.23.0) options to
  http\Client::configure()
* http\Client uses curl_share handles to properly share cookies and SSL/TLS
  sessions between requests
* Improved configure checks for default CA bundles
* Improved negotiation precision
* Fixed regression introduced by http\Params::PARSE_RFC5987: negotiation
  using the params parser would receive param keys without the trailing
  asterisk, stripped by http\Params::PARSE_RFC5987.
* Fix gh-issue #50: http\Client::dequeue() within http\Client::setDebug()
  causes segfault (Mike, Maik Wagner)
* Fix gh-issue #47: http\Url: Null pointer deref in sanitize_value() (Mike,
  @rc0r)
* Fix gh-issue #45: HTTP/2 response message parsing broken with libcurl >=
  7.49.1 (Mike)
* Fix gh-issue #43: Joining query with empty original variable in query
  (Mike, Sander Backus)
* Fix gh-issue #42: fatal error when using punycode in URLs (Mike, Sebastian
  Thielen)
* Fix gh-issue #41: Use curl_version_info_data.features when initializing
  options (Mike)
* Fix gh-issue #40: determinde the SSL backend used by curl at runtime
  (Mike, @rcanavan)
* Fix gh-issue #39: Notice: http\Client::enqueue(): Could not set option
  proxy_service_name (Mike, @rcanavan)
* Fix gh-issue #38: Persistent curl handles: error code not properly reset
  (Mike, @afflerbach)
* Fix gh-issue #36: Unexpected cookies sent if persistent_handle_id is used
  (Mike, @rcanavan, @afflerbach)
* Fix gh-issue #34: allow setting multiple headers with the same name (Mike,
  @rcanavan)
* Fix gh-issue #33: allow setting prodyhost request option to NULL (Mike,
  @rcanavan)
* Fix gh-issue #31: add/improve configure checks for default CA bundle/path
  (Mike, @rcanavan)