nghttp2: bump to 1.32.0

nghttp2: bump to 1.32.0

572735e4 Update manual pages
e8d693c3 Bump up version number to 1.32.0, LT revision to 30:2:16
f44dfcd9 Update AUTHORS
1f1b0d93 Update manual pages
ce8c749b Merge pull request #1173 from nghttp2/asio-client-sni
3e4f257b asio: Support client side SNI
86fab997 Upgrade neverbleed to the latest master
c3ecd445 Merge pull request #1171 from nghttp2/h2load-rate-and-duration
c65ca20a h2load: -r and --duration are mutually exclusive
a5c408c5 Ignore all input after calling session_terminate_session
06379b28 Fix treatment of padding
e04de48e Merge pull request #1162 from nghttp2/libressl
00964642 Use LIBRESSL_IN_USE instead of defined(LIBRESSL_VERSION_NUMBER)
8d0b4544 libressl 2.7 has X509_VERIFY_PARAM_*
d8a34131 libressl 2.7 has SSL_CTX_get0_certificate
5db17d0a Compile with libressl 2.7.2
1bf69b56 Define LIBRESSL_LEGACY_API and LIBRESSL_2_7_API
3febaef1 Bump up LT revision to 30:1:16 due to v1.31.1 release
b1bd6035 Fix frame handling
b48bcb21 examples: Use C style comment in .c files
6f3ce2c7 examples: Remove unused lambda capture
2f9121cf Merge branch 'Sp1l-Sp1l/allow-no-npn'
e65e7711 Add comment on #endif
636ef51b Fix compile error with -Wunused-function
400934e5 [PATCH] Allow building without NPN
4c3a3acf Merge pull request #1146 from vszakats/cmakestaticlib
9aa6002c Merge pull request #1144 from hellojaewon/master
f342260b cmake: add ENABLE_STATIC_LIB option to build static lib
a6dd4970 Fix typo
842509da Don't allow 101 HTTP status code because HTTP/2 removes HTTP Upgrade
4add618a Bump up version number to 1.32.0-DEV

Signed-off-by: Hans Dedecker <dedeckeh@gmail.com>