[RELEASE] Released version 2.2-dev8

Released version 2.2-dev8 with the following main changes :
    - MINOR: checks: Improve report of unexpected errors for expect rules
    - MEDIUM: checks: Add matching on log-format string for expect rules
    - DOC: Fix req.body and co documentation to be accurate
    - MEDIUM: checks: Remove dedicated sample fetches and use response ones instead
    - CLEANUP: checks: sort and rename tcpcheck_expect_type types
    - MINOR: checks: Use dedicated actions to send log-format strings in send rules
    - MINOR: checks: Simplify matching on HTTP headers in HTTP expect rules
    - MINOR: checks/sample: Remove unnecessary tests on the sample session
    - REGTEST: checks: Adapt SSL error message reported when connection is rejected
    - MINOR: mworker: replace ha_alert by ha_warning when exiting successfuly
    - MINOR: checks: Support log-format string to set the URI for HTTP send rules
    - MINOR: checks: Support log-format string to set the body for HTTP send rules
    - DOC: Be more explicit about configurable check ok/error/timeout status
    - MINOR: checks: Make matching on HTTP headers for expect rules less obscure
    - BUG/MEDIUM: lua: Fix dumping of stick table entries for STD_T_DICT
    - BUG/MINOR: config: Make use_backend and use-server post-parsing less obscur
    - REGTESTS: make the http-check-send test require version 2.2
    - BUG/MINOR: http-ana: fix NTLM response parsing again
    - BUG/MEDIUM: http_ana: make the detection of NTLM variants safer
    - BUG/MINOR: cfgparse: Abort parsing the current line if an invalid \x sequence is encountered
    - MINOR: cfgparse: Improve error message for invalid \x sequences
    - CI: travis-ci: enable arm64 builds again
    - MEDIUM: ssl: increase default-dh-param to 2048
    - CI: travis-ci: skip pcre2 on arm64 build
    - CI: travis-ci: extend the build time for SSL to 60 minutes
    - CLEANUP: config: drop unused setting CONFIG_HAP_MEM_OPTIM
    - CLEANUP: config: drop unused setting CONFIG_HAP_INLINE_FD_SET
    - CLENAUP: config: move CONFIG_HAP_LOCKLESS_POOLS out of config.h
    - CLEANUP: remove THREAD_LOCAL from config.h
    - CI: travis-ci: upgrade LibreSSL versions
    - DOC: assorted typo fixes in the documentation
    - CI: extend spellchecker whitelist
    - CLEANUP: assorted typo fixes in the code and comments
    - MAJOR: contrib: porting spoa_server to support python3
    - BUG/MEDIUM: checks: Subscribe to I/O events on an unfinished connect
    - BUG/MINOR: checks: Don't subscribe to I/O events if it is already done
    - BUG/MINOR: checks: Rely on next I/O oriented rule when waiting for a connection
    - MINOR: checks: Don't try to send outgoing data if waiting to be able to send
    - MINOR: sample: Move aes_gcm_dec implementation into sample.c
    - MINOR: sample: Add digest and hmac converters
    - BUG/MEDIUM: checks: Subscribe to I/O events only if a mux was installed
    - BUG/MINOR: sample/ssl: Fix digest converter for openssl < 1.1.0
    - BUG/MINOR: pools: use %u not %d to report pool stats in "show pools"
    - BUG/MINOR: pollers: remove uneeded free in global init
    - CLEANUP: select: enhance readability in init
    - BUG/MINOR: soft-stop: always wake up waiting threads on stopping
    - MINOR: soft-stop: let the first stopper only signal other threads
    - BUILD: select: only declare existing local labels to appease clang
    - BUG/MEDIUM: streams: Remove SF_ADDR_SET if we're retrying due to L7 retry.
    - BUG/MEDIUM: stream: Only allow L7 retries when using HTTP.
    - DOC: retry-on can only be used with mode http
    - MEDIUM: ssl: allow to register callbacks for SSL/TLS protocol messages
    - MEDIUM: ssl: split ssl_sock_msgcbk() and use a new callback mechanism
    - MINOR: ssl: add a new function ssl_sock_get_ssl_object()
    - MEDIUM: ssl: use ssl_sock_get_ssl_object() in fetchers where appropriate
    - REORG: ssl: move macros and structure definitions to ssl_sock.h
    - CLEANUP: ssl: remove the shsess_* macros
    - REORG: move the crt-list structures in their own .h
    - REORG: ssl: move the ckch structures to types/ssl_ckch.h
    - CLEANUP: ssl: add ckch prototypes in proto/ssl_ckch.h
    - REORG: ssl: move crtlist functions to src/ssl_crtlist.c
    - CLEANUP: ssl: avoid circular dependencies in ssl_crtlist.h
    - REORG: ssl: move the ckch_store related functions to src/ssl_ckch.c
    - REORG: ssl: move ckch_inst functions to src/ssl_ckch.c
    - REORG: ssl: move the crt-list CLI functions in src/ssl_crtlist.c
    - REORG: ssl: move the CLI 'cert' functions to src/ssl_ckch.c
    - REORG: ssl: move ssl configuration to cfgparse-ssl.c
    - MINOR: ssl: remove static keyword in some SSL utility functions
    - REORG: ssl: move ssl_sock_ctx and fix cross-dependencies issues
    - REORG: ssl: move sample fetches to src/ssl_sample.c
    - REORG: ssl: move utility functions to src/ssl_utils.c
    - DOC: ssl: update MAINTAINERS file
    - CI: travis-ci: switch arm64 builds to use openssl from distro
    - MINOR: stats: Prepare for more accurate moving averages
    - MINOR: stats: Expose native cum_req metric for a server
    - MEDIUM: stats: Enable more accurate moving average calculation for stats
    - BUILD: ssl: include buffer common headers for ssl_sock_ctx
    - BUILD: ssl: include errno.h in ssl_crtlist.c
    - CLEANUP: acl: remove unused assignment
    - DOC/MINOR: halog: Add long help info for ic flag
    - BUILD: ssl: fix build without OPENSSL_NO_ENGINE
    - DOC: SPOE is no longer experimental
    - BUG/MINOR: cache: Don't needlessly test "cache" keyword in parse_cache_flt()
    - MINOR: config: Don't dump keywords if argument is NULL
    - MEDIUM: checks: Make post-41 the default mode for mysql checks
    - BUG/MINOR: logs: prevent double line returns in some events.
    - MEDIUM: sink: build header in sink_write for log formats
    - MEDIUM: logs: buffer targets now rely on new sink_write
    - MEDIUM: sink: add global statement to create a new ring (sink buffer)
    - MEDIUM: hpack: use a pool for the hpack table
    - BUG/MAJOR: mux-fcgi: Stop sending loop if FCGI stream is blocked for any reason
    - BUG/MEDIUM: ring: write-lock the ring while attaching/detaching
    - MINOR: applet: adopt the wait list entry from the CLI
    - MINOR: ring: make the applet code not depend on the CLI
    - Revert "MEDIUM: sink: add global statement to create a new ring (sink buffer)"
    - CI: travis-ci: fix libslz download URL
    - MINOR: ssl: split config and runtime variable for ssl-{min,max}-ver
    - CLEANUP: http_ana: Remove unused TXN flags
    - BUG/MINOR: http-rules: Mark http return rules as final
    - MINOR: http-htx: Add http_reply type based on what is used for http return rules
    - CLEANUP: http-htx: Rename http_error structure into http_error_msg
    - MINOR: http-rules: Use http_reply structure for http return rules
    - MINOR: http-htx: Use a dedicated function to release http_reply objects
    - MINOR: http-htx: Use a dedicated function to parse http reply arguments
    - MINOR: http-htx: Use a dedicated function to check http reply validity
    - MINOR: http-ana: Use a dedicated function to send a response from an http reply
    - MEDIUM: http-rules: Rely on http reply for http deny/tarpit rules
    - MINOR: http-htx: Store default error messages in a global http reply array
    - MINOR: http-htx: Store messages of an http-errors section in a http reply array
    - MINOR: http-htx: Store errorloc/errorfile messages in http replies
    - MINOR: proxy: Add references on http replies for proxy error messages
    - MINOR: http-htx: Use http reply from the http-errors section
    - MINOR: http-ana: Use a TXN flag to prevent after-response ruleset evaluation
    - MEDIUM: http-ana: Use http replies for HTTP error messages
    - CLEANUP: http-htx: Remove unused storage of error messages in buffers
    - MINOR: htx: Add a function to copy a buffer in an HTX message
    - CLEANUP: channel: Remove channel_htx_copy_msg() function
    - MINOR: http-ana: Add a function to write an http reply in an HTX message
    - MINOR: http-htx/proxy: Add http-error directive using http return syntax
    - DOC: Fix "errorfile" description in the configuration manual
    - BUG/MINOR: checks: Respect check-ssl param when a port or an addr is specified
    - BUILD: hpack: make sure the hpack table can still be built standalone
    - CONTRIB: hpack: make use of the simplified standalone HPACK API
    - MINOR: connection: add pp2-never-send-local to support old PP2 behavior
diff --git a/VERDATE b/VERDATE
index e54fafc..33efcee 100644
--- a/VERDATE
+++ b/VERDATE
@@ -1,2 +1,2 @@
 $Format:%ci$
-2020/05/05
+2020/05/22