New command: smsgbroadcast <addrFrom> <message> Iterates all public keys in smsgDB and sends an encrypted message to each. Skips the sender's own address. Reports sent/failed counts. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
Version 4.0.0.4 - refactored code - migrated vom Qt4 to Qt5 - added secure messaging