Changes since version 2.1-dev1 :

Christopher Faulet (63):
      MINOR: mux-h2: Don't adjust anymore the amount of data sent in h2_snd_buf()
      BUG/MINOR: http_fetch: Fix http_auth/http_auth_group when called from TCP rules
      BUG/MINOR: http_htx: Initialize HTX error messages for TCP proxies
      BUG/MINOR: cache/htx: Make maxage calculation HTX aware
      BUG/MINOR: hlua: Make the function txn:done() HTX aware
      MINOR: proto_htx: Directly call htx_check_response_for_cacheability()
      MINOR: proto_htx: Rely on the HTX function to apply a redirect rules
      MINOR: proto_htx: Add the function htx_return_srv_error()
      MINOR: backend/htx: Don't rewind output data to set the sni on a srv connection
      MINOR: proto_htx: Don't stop forwarding when there is a post-connect processing
      DOC: htx: Update comments in HTX files
      CLEANUP: htx: Remove the unsued function htx_add_blk_type_size()
      MINOR: htx: Deduce the number of used blocks from tail and head values
      MINOR: htx: Use an array of char to store HTX blocks
      MINOR: htx: Slightly update htx_dump() to report better messages
      DOC: htx: Add internal documentation about the HTX
      MAJOR: http: Deprecate and ignore the option "http-use-htx"
      MEDIUM: mux-h2: Remove support of the legacy HTTP mode
      CLEANUP: h2: Remove functions converting h2 requests to raw HTTP/1.1 ones
      MINOR: connection: Remove the multiplexer protocol PROTO_MODE_HTX
      MINOR: stream: Rely on HTX analyzers instead of legacy HTTP ones
      MEDIUM: http_fetch: Remove code relying on HTTP legacy mode
      MINOR: config: Remove tests on the option 'http-use-htx'
      MINOR: stream: Remove tests on the option 'http-use-htx' in stream_new()
      MINOR: proxy: Remove tests on the option 'http-use-htx' during H1 upgrade
      MINOR: hlua: Remove tests on the option 'http-use-htx' to reject TCP applets
      MINOR: cache: Remove tests on the option 'http-use-htx'
      MINOR: contrib/prometheus-exporter: Remove tests on the option 'http-use-htx'
      CLEANUP: proxy: Remove the flag PR_O2_USE_HTX
      MINOR: proxy: Don't adjust connection mode of HTTP proxies anymore
      MEDIUM: backend: Remove code relying on the HTTP legacy mode
      MEDIUM: hlua: Remove code relying on the legacy HTTP mode
      MINOR: http_act: Remove code relying on the legacy HTTP mode
      MEDIUM: cache: Remove code relying on the legacy HTTP mode
      MEDIUM: compression: Remove code relying on the legacy HTTP mode
      MINOR: flt_trace: Remove code relying on the legacy HTTP mode
      MINOR: stats: Remove code relying on the legacy HTTP mode
      MAJOR: filters: Remove code relying on the legacy HTTP mode
      MINOR: stream: Remove code relying on the legacy HTTP mode
      MAJOR: http: Remove the HTTP legacy code
      MINOR: hlua: Remove useless test on TX_CON_WANT_* flags
      MINOR: proto_http: Remove unused http txn flags
      MINOR: proto_http: Remove the unused flag HTTP_MSGF_WAIT_CONN
      CLEANUP: proto_http: Group remaining flags of the HTTP transaction
      CLEANUP: channel: Remove the unused flag CF_WAKE_CONNECT
      CLEANUP: proto_http: Remove unecessary includes and comments
      CLEANUP: proto_http: Move remaining code from proto_http.c to proto_htx.c
      REORG: proto_htx: Move HTX analyzers & co to http_ana.{c,h} files
      BUG/MINOR: debug: Remove flags CO_FL_SOCK_WR_ENA/CO_FL_SOCK_RD_ENA
      MINOR: proxy: Remove support of the option 'http-tunnel'
      DOC: config: Update as a result of the legacy HTTP removal
      MEDIUM: config: Remove parsing of req* and rsp* directives
      MINOR: proxy: Remove the unused list of block rules
      MINOR: proxy/http_ana: Remove unused req_exp/rsp_exp and req_add/rsp_add lists
      DOC: config: Remove unsupported req* and rsp* keywords
      MINOR: global: Preset tune.max_http_hdr to its default value
      MINOR: http: Don't store raw HTTP errors in chunks anymore
      BUG/MINOR: session: Emit an HTTP error if accept fails only for H1 connection
      BUG/MINOR: session: Send a default HTTP error if accept fails for a H1 socket
      CLEANUP: mux-h2: Remove unused flags H2_SF_CHNK_*
      MINOR: config: Warn only if the option http-use-htx is used with "no" prefix
      BUG/MEDIUM: mux-h1: Trim excess server data at the end of a transaction
      BUG/MINOR: mux-h1: Close server connection if input data remains in h1_detach()

Jérôme Magnin (2):
      DOC: management: document reuse and connect counters in the CSV format
      DOC: management: document cache_hits and cache_lookups in the CSV format

Olivier Houchard (1):
      BUG/MEDIUM: checks: Don't attempt to receive data if we already subscribed.

Willy Tarreau (44):
      BUG/MINOR: dns: remove irrelevant dependency on a client connection
      MINOR: applet: make appctx use their own pool
      BUG/MEDIUM: http/htx: unbreak option http_proxy
      BUG/MINOR: backend: do not try to install a mux when the connection failed
      BUG/MINOR: checks: do not exit tcp-checks from the middle of the loop
      MINOR: connection: add conn_get_src() and conn_get_dst()
      MINOR: frontend: switch to conn_get_{src,dst}() for logging and debugging
      MINOR: backend: switch to conn_get_{src,dst}() for port and address mapping
      MINOR: ssl: switch to conn_get_dst() to retrieve the destination address
      MINOR: tcp: replace various calls to conn_get_{from,to}_addr with conn_get_{src,dst}
      MINOR: stream-int: use conn_get_{src,dst} in conn_si_send_proxy()
      MINOR: stream/cli: use conn_get_{src,dst} in "show sess" and "show peers" output
      MINOR: log: use conn_get_{dst,src}() to retrieve the cli/frt/bck/srv/ addresses
      MINOR: http/htx: use conn_get_dst() to retrieve the destination address
      MINOR: lua: use conn_get_{src,dst} to retrieve connection addresses
      MINOR: http: check the source address via conn_get_src() in sample fetch functions
      CLEANUP: connection: remove the now unused conn_get_{from,to}_addr()
      MINOR: connection: add new src and dst fields
      MINOR: connection: use conn->{src,dst} instead of &conn->addr.{from,to}
      MINOR: ssl-sock: use conn->dst instead of &conn->addr.to
      MINOR: lua: switch to conn->dst for a connection's target address
      MINOR: peers: use conn->dst for the peer's target address
      MINOR: htx: switch from conn->addr.{from,to} to conn->{src,dst}
      MINOR: stream: switch from conn->addr.{from,to} to conn->{src,dst}
      MINOR: proxy: switch to conn->src in error snapshots
      MINOR: session: use conn->src instead of conn->addr.from
      MINOR: tcp: replace conn->addr.{from,to} with conn->{src,dst}
      MINOR: unix: use conn->dst for the target address in ->connect()
      MINOR: sockpair: use conn->dst for the target address in ->connect()
      MINOR: log: use conn->{src,dst} instead of conn->addr.{from,to}
      MINOR: checks: replace conn->addr.to with conn->dst
      MINOR: frontend: switch from conn->addr.{from,to} to conn->{src,dst}
      MINOR: http: convert conn->addr.from to conn->src in sample fetches
      MEDIUM: backend: turn all conn->addr.{from,to} to conn->{src,dst}
      MINOR: connection: create a new pool for struct sockaddr_storage
      MEDIUM: connection: make sure all address producers allocate their address
      MAJOR: connection: remove the addr field
      MINOR: connection: don't use clear_addr() anymore, just release the address
      MINOR: stream: add a new target_addr entry in the stream structure
      MAJOR: stream: store the target address into s->target_addr
      MINOR: peers: now remove the remote connection setup code
      MEDIUM: lua: do not allocate the remote connection anymore
      MEDIUM: backend: always release any existing prior connection in connect_server()
      MEDIUM: backend: remove impossible cases from connect_server()