Changes since version 2.2.18 :

Christopher Faulet (11):
      BUG/MEDIUM: stream-int: Block reads if channel cannot receive more data
      BUG/MEDIUM: sample: Cumulate frontend and backend sample validity flags
      BUG/MEDIUM: mux-h1: Fix H1C_F_ST_SILENT_SHUT value
      DOC: config: Fix typo in ssl_fc_unique_id description
      BUG/MINOR: http-ana: Apply stop to the current section for http-response rules
      Revert "BUG/MINOR: http-ana: Don't eval front after-response rules if stopped on back"
      DOC: lua: Be explicit with the Reply object limits
      BUG/MEDIUM: conn-stream: Don't reset CS flags on close
      BUG/MINOR: mux-h2: Fix H2_CF_DEM_SHORT_READ value
      BUG/MINOR: stick-table/cli: Check for invalid ipv6 key
      CLEANUP: ssl: Release cached SSL sessions on deinit

William Lallemand (2):
      BUG/MINOR: mworker: doesn't launch the program postparser
      BUG/MEDIUM: ssl: backend TLS resumption with sni and TLSv1.3

Willy Tarreau (7):
      BUG/MINOR: sample: fix backend direction flags consecutive to last fix
      BUG/MEDIUM: connection: make cs_shutr/cs_shutw//cs_close() idempotent
      MINOR: connection: add a new CO_FL_WANT_DRAIN flag to force drain on close
      MINOR: mux-h2: perform a full cycle shutdown+drain on close
      BUG/MEDIUM: mux-h2: always process a pending shut read
      BUG/MEDIUM: shctx: leave the block allocator when enough blocks are found
      BUG/MINOR: shctx: do not look for available blocks when the first one is enough