Changes since version 2.4.2 :

Amaury Denoyelle (5):
      BUILD: http_htx: fix ci compilation error with isdigit for Windows
      MINOR: mux_h2: define config to disable h2 websocket support
      BUG/MEDIUM: ssl_sample: fix segfault for srv samples on invalid request
      BUG/MINOR: server: remove srv from px list on CLI 'add server' error
      MINOR: server: unmark deprecated on enable health/agent cli

Christopher Faulet (12):
      BUG/MINOR: stats: Add missing agent stats on servers
      BUG/MINOR: resolvers: Use a null-terminated string to lookup in servers tree
      BUG/MINOR: mux-h1: Obey dontlognull option for empty requests
      BUG/MINOR: mux-h2: Obey dontlognull option during the preface
      BUG/MINOR: mux-h1: Be sure to swap H1C to splice mode when rcv_pipe() is called
      BUG/MEDIUM: mux-h2: Handle remaining read0 cases on partial frames
      MINOR: spoe: Add a pointer on the filter config in the spoe_agent structure
      BUG/MEDIUM: spoe: Create a SPOE applet if necessary when the last one is released
      BUG/MINOR: tcpcheck: Properly detect pending HTTP data in output buffer
      DOC: Improve the lua documentation
      DOC: config: Fix 'http-response send-spoe-group' documentation
      BUG/MEDIUM: spoe: Fix policy to close applets when SPOE connections are queued

David CARLIER (1):
      BUILD/MINOR: memprof fix macOs build.

Miroslav Zagorac (1):
      BUILD: opentracing: fixed build when using pkg-config utility

Remi Tricot-Le Breton (2):
      BUG/MINOR: ssl: Default-server configuration ignored by server
      BUG/MINOR: connection: Add missing error labels to conn_err_code_str

William Lallemand (2):
      BUG/MINOR: systemd: must check the configuration using -Ws
      BUG/MINOR: buffer: fix buffer_dump() formatting

Willy Tarreau (14):
      BUILD: add detection of missing important CFLAGS
      BUILD: lua: silence a build warning with TCC
      BUG/MEDIUM: mworker: do not register an exit handler if exit is expected
      BUG/MINOR: mworker: do not export HAPROXY_MWORKER_REEXEC across programs
      BUG/MINOR: check: fix the condition to validate a port-less server
      BUG/MEDIUM: connection: close a rare race between idle conn close and takeover
      BUG/MEDIUM: pollers: clear the sleeping bit after waking up, not before
      BUG/MINOR: select: fix excess number of dead/skip reported
      BUG/MINOR: poll: fix abnormally high skip_fd counter
      BUG/MINOR: pollers: always program an update for migrated FDs
      BUG/MINOR: fd: protect fd state harder against a concurrent takeover
      DOC: internals: document the FD takeover process
      BUG/MINOR: server: update last_change on maint->ready transitions too
      ADMIN: dyncookie: implement a simple dynamic cookie calculator