Log Message:
nghttp2: update to 1.65.0.

lib

RFC 7540 Priorities implementation has been removed. Here is the summary of the \ 
behavioral changes in the public API functions:

    nghttp2_session_change_stream_priority: This function is noop. It always \ 
returns 0.
    nghttp2_session_create_idle_stream: This function is noop. It always returns 0.
    nghttp2_submit_request: pri_spec is ignored.
    nghttp2_submit_request2: pri_spec is ignored.
    nghttp2_submit_headers: pri_spec is ignored.
    nghttp2_submit_priority: This function is noop. It always returns
    nghttp2_stream_get_parent: This function always returns NULL.
    nghttp2_stream_get_next_sibling: This function always returns NULL.
    nghttp2_stream_get_previous_sibling: This function always returns NULL.
    nghttp2_stream_get_first_child: This function always returns NULL.
    nghttp2_stream_get_weight: This function always returns NGHTTP2_DEFAULT_WEIGHT.
    nghttp2_stream_get_sum_dependency_weight: This function always returns 0.

nghttp2_option_set_server_fallback_rfc7540_priorities and \ 
nghttp2_option_set_no_closed_streams have also been deprecated, and have no \ 
effect.

QNX build support has been added.

cmake

Disable src tests if BUILD_TESTING is OFF.

src

url-parser has been replaced with urlparse.

h2load

Account for bytes on closing connections.

nghttp

nghttp now does not create the initial dependency tree. --no-dep and \ 
--no-rfc7540-pri options have been deprecated.

nghttp now always sends NGHTTP2_SETTINGS_NO_RFC7540_PRIORITIES HTTP/2 setting. \ 
--extpri option has been added to set priority for a given URI.

nghttpd

This change deprecates --no-rfc7540-pri option. SETTINGS_NO_RFC7540_PRIORITIES \ 
HTTP/2 setting is now always sent.