Changes since version 2.5-dev6 :

Christopher Faulet (7):
      Revert "BUG/MINOR: stream-int: Don't block reads in si_update_rx() if chn may receive"
      BUG/MEDIUM: mux-h1: Remove "Upgrade:" header for requests with payload
      MINOR: htx: Skip headers with no value when adding a header list to a message
      CLEANUP: mux-h1: Remove condition rejecting upgrade requests with payload
      BUG/MEDIUM: stream-int: Don't block SI on a channel policy if EOI is reached
      BUG/MEDIUM: http-ana: Reset channels analysers when returning an error
      BUG/MINOR: filters: Set right FLT_END analyser depending on channel

Miroslav Zagorac (5):
      BUILD: opentracing: exclude the use of haproxy variables for the OpenTracing context
      BUG/MINOR: opentracing: enable the use of http headers without a set value
      CLEANUP: opentracing: use the haproxy function to generate uuid
      MINOR: opentracing: change the scope of the variable 'ot.uuid' from 'sess' to 'txn'
      CLEANUP: opentracing: simplify the condition on the empty header

Tim Duesterhus (3):
      CLEANUP: Add haproxy/xxhash.h to avoid modifying import/xxhash.h
      CLEANUP: Move XXH3 macro from haproxy/compat.h to haproxy/xxhash.h
      BUG/MEDIUM lua: Add missing call to RESET_SAFE_LJMP in hlua_filter_new()

Tim Düsterhus (1):
      CLEANUP: ebmbtree: Replace always-taken elseif by else

Willy Tarreau (22):
      BUG/MINOR: config: reject configs using HTTP with bufsize >= 256 MB
      CLEANUP: htx: remove comments about "must be < 256 MB"
      BUG/MAJOR: htx: fix missing header name length check in htx_add_header/trailer
      MINOR: proxy: add a global "grace" directive to postpone soft-stop
      MINOR: vars: rename vars_init() to vars_init_head()
      CLEANUP: vars: rename sample_clear_stream() to var_unset()
      REORG: vars: remerge sample_store{,_stream}() into var_set()
      MEDIUM: vars: make the ifexist variant of set-var only apply to the proc scope
      MINOR: vars: add a VF_CREATEONLY flag for creation
      MINOR: vars: support storing empty sample data with a variable
      MINOR: vars: store flags into variables and add VF_PERMANENT
      MEDIUM: vars: make var_clear() only reset VF_PERMANENT variables
      MEDIUM: vars: pre-create parsed SCOPE_PROC variables as permanent ones
      MINOR: vars: preset a random seed to hash variables names
      MEDIUM: vars: replace the global name index with a hash
      CLEANUP: vars: remove the now unused var_names array
      MINOR: vars: centralize the lock/unlock into static inlines
      OPTIM: vars: only takes the variables lock on shared entries
      OPTIM: vars: remove internal bookkeeping for vars_global_size
      OPTIM: vars: do not keep variables usage stats if no limit is set
      CI: Github Actions: temporarily disable Opentracing
      CI: Github Actions: re-enable Opentracing

devnexen@gmail.com (1):
      BUILD: fix dragonfly build again on __read_mostly