Release 1.5.4

Release 1.5.4

* [Conf] Add history_redis default configuration
* [Feature] Add spoofed rules
* [Feature] Add URL_IN_SUBJECT rule
* [Feature] Allow to get task's subject
* [Feature] Allow to specify maximum number of shots for symbols
* [Feature] Distinguish URLs found in Subject
* [Feature] Memoize LPEG grammars
* [Feature] Parse else parts in SA rules
* [Feature] Process subject for mixed characters
* [Feature] Resolve url chains in url_redirector module
* [Feature] Stat greylisted messages as greylisted not soft-rejected
* [Feature] Support checking for redirector in Lua SURBL
* [Feature] Support tag_exists SA function
* [Feature] Work with broken rfc2047 tokens
* [Fix] Check all watcher's dependencies
* [Fix] Do not compile hyperscan with no SSSE3 support
* [Fix] Do not crash if cannot decode qp encoded part
* [Fix] Fix dependencies of DKIM when multiple signatures are found
* [Fix] Fix lists in whitelist plugin
* [Fix] Fix one-shot symbols weight calculations
* [Fix] Fix options and shots match
* [Fix] Fix order of symbol options
* [Fix] Fix parsing of dot at the end of the address
* [Fix] Fix parsing of lua table arguments
* [Fix] Fix processing of subject words
* [Fix] Fix string split memoization
* [Fix] Fix templates grammar usage
* [Fix] Fix various issues related to Lua stack manipulation
* [Fix] Force actions: Use postfilter if we have honor_action / require_action
* [Fix] Further fixes to avoid PHISHING FP
* [Fix] Preserve order of options in symbols
* [Fix] Rspamadm grep: deal with unusually-formatted logs
* [Fix] Use hostname suffix when dealing with history
* [Rework] Remove outdated SA rules
* [WebUI] Add flexible columns
* [WebUI] Add footable
* [WebUI] Add sender, recipients and subject columns
* [WebUI] Allow message-id break
* [WebUI] Fix history clustering
* [WebUI] Fix history display
* [WebUI] Fix sorting
* [WebUI] Humanize sizes
* [WebUI] Initial move towards footable
* [WebUI] Remove datatables
* [WebUI] Replace `.values` method with `.map`
* [WebUI] Rework v2 symbols display
* [WebUI] Try to normalize frequencies
* [WebUI] Unbreak WebUI
* [WebUI] Use Footable to draw Throughput summary table

Signed-off-by: Vsevolod Stakhov <vsevolod@highsecure.ru>