Release 1.7.6

Release 1.7.6

* [CritFix] Fix multiple neural networks support
* [Feature] Add decryption function to keypair command
* [Feature] Add gzip compression for HTTP requests in elastic module
* [Feature] Add gzip methods to lua util
* [Feature] Add maps based on Top Level Domains
* [Feature] Add pubkey checks for dkim_signing
* [Feature] Add support of fake DNS records
* [Feature] Add tool to encrypt files
* [Feature] Allow to add symbols using settings directly
* [Feature] Allow to match private and public keys for DKIM signatures
* [Feature] Allow to set task flags via settings
* [Feature] Allow to specify fake DNS address from the config
* [Feature] Implement signatures verification using rspamadm keypair
* [Feature] Implement signing using `rspamadm keypair`
* [Feature] Improve error reporting for DKIM key access issues
* [Feature] Provide $HOSTNAME variable in UCL
* [Feature] Rework levenshtein distance computation
* [Feature] Split message parsing and processing
* [Feature] Support ED25519 DKIM signatures
* [Feature] Support encrypted configs in UCL
* [Feature] Suppress duplicate warning on very large radix tries
* [Feature] Use OSB to combine header names
* [Fix] Cleanup maps data on shutdown
* [Fix] Fix '~' behaviour in composites
* [Fix] Fix HTTP maps updates
* [Fix] Fix NIST signatures
* [Fix] Fix RFC822 comments when processing a mime address
* [Fix] Fix double free
* [Fix] Fix dynamic settings application
* [Fix] Fix for CommuniGate Pro maillist
* [Fix] Fix keypair creation method to actually create keypair...
* [Fix] Fix matching patterns with no paths
* [Fix] Fix memory leak in parsing comments
* [Fix] Fix parsing of urls with numeric password
* [Fix] Fix plugins intialisation in configwizard
* [Fix] Fix potential crash on reload
* [Fix] Fix potential race condition for a finished HTTP connections
* [Fix] Fix race-condition leak on processes reload
* [Fix] Fix signing in openssl mode
* [Fix] Free language detector structures
* [Fix] Relax alignment requirements
* [Fix] Send DMARC reports compressed
* [Fix] Try to fix leak in dmarc module
* [Fix] Try to plug memory leak in metric exporter
* [Project] Convert rspamadm subcommands to Lua
* [WebUI] Display smtp sender/recipient in history
* [WebUI] Fix elements disabling in "Symbols" tab
* [WebUI] Limit recipients list in history column to 3
* [WebUI] Match envelope and mime addresses following in arbitrary order
* [WebUI] Update column header
* [WebUI] Wrap addresses in history

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