When discarded WHLO keywords are found, parse them into a list

Merge pull request #212 from whyscream/discarded-ehlo-keywords

Capture discarded EHLO keywords

Merge pull request #204 from whyscream/test-pipeline

test script updates

Merge pull request #198 from whyscream/197-server-signature-curve

Extract the elliptic curve name from TLS connection lines

TLS logging improvements, possible aggregation fix

Support for SMTP-smuggling and respectful logging

Various inprovements, contributed by @dpslavov and @wolfgangkarall

Add pattern to extract informational messages from qmgr

Add pattern to extract warnings from `postfix-script` loglines

Merge pull request #167 from whyscream/upgrade-upstream-patterns

Upgrade the upstream patterns used in tests to the latest tag (v4.3.4).