Minimum version: 7.18.2
Install on Debian: `apt-get install libcurl4-openssl-dev`
+=libbrotli=
+ Provides brotli encoding.
+ Configure: `--with-http-libbrotli-dir`
+ Minimum version: 1.0
+ Install on Debian: `apt-get install libbrotli-dev`
+
=libevent=
Internal event loop support for the HTTP client.
Configure: `--with-http-libevent-dir`
* Added idnkit-2 IDNA2008 support.
* Added ICU IDNA2008 support.
* Added explicit configuration options for each IDNA library.
+0. v3.2.0
+ * Added brotli encoding support.