+2.4: 26 Feb 2020
+ * [CritFix] Fix parsing of the content type attributes
+ * [Feature] Clickhouse: Add extra columns support
+ * [Feature] Rbl: Add url_compose_map option for RBL rules
+ * [Fix] 'R' flag is for all headers regexp
+ * [Fix] Allow to reset settings id from Lua (e.g. because of the priority)
+ * [Fix] Avoid collisions in mempool variables by changing fuzzy caching logic
+ * [Fix] Avoid strdup usage for symbols options
+ * [Fix] Do not trust stat(2) it lies
+ * [Fix] Filter all options for symbols to have sane characters
+ * [Fix] Fix all headers iteration
+ * [Fix] Fix allowed_settings for neural
+ * [Fix] Fix listen socket parsing
+ * [Fix] Fix maps expressions evaluation
+ * [Fix] Fix sentinel connections leak by using async connections
+ * [Fix] Fix smtp message on passthrough result
+ * [Fix] Fix tld compositon rules
+ * [Fix] Fuzzy_storage: Do not check for shingles if a direct hash has been found
+ * [Fix] Lua_mime: Do not perform QP encoding for 7bit parts
+ * [Fix] Neural: Distinguish missing symbols from symbols with low scores
+ * [Fix] Support listening on systemd sockets by name
+ * [Project] Add lua_urls_compose library
+ * [Project] Allow to set a custom log function to the logger
+ * [Project] CDB maps: Start making cdb a first class citizen
+ * [Project] Clickhouse: Add extra columns concept
+ * [Project] Fix urls composition rules, add unit tests
+ * [Project] Unify cdb maps
+ * [Rework] Logger infrastructure rework
+ * [Rework] Refactor libraries structure
+ * [Rework] Rework SSL caching
+ * [Rework] Update snowball stemmer to 2.0 and remove all crap aside of UTF8
+
2.3: 04 Feb 2020
* [Conf] SPF is no longer a C module
* [Conf] Update spamtrap map path example