Fixes:
- snapshot: on btrfs, fallback to rm when encountering reflink-based snapshots
- oxcmail: make PR_REPLY_RECIPIENT_NAMES be consistent with _ENTRYIDS
- oxcmail: deal with semicolons in Reply-To
- oxcmail: do not ignore IDN addresses when reading headers
- oxcmail: resolve a case with trashed body bytes when a line began with dot
Enhancements:
- exmdb: add config directive
exmdb_contention_reject_timefor configuring contention timeout - exmdb: have DB_ITEM instances track which function holds them, and report this upon reaching contention timeouts
- exmdb: make
dbg_synth_contentconfig directive work with theread_messageRPC - new command: gromox-exm2mt