…riefly below.

Bug Fixes

- [MB-18753](https://issues.couchbase.com/browse/MB-18753) Retain offset of immediately deleted docs
- [MB-18798](https://issues.couchbase.com/browse/MB-18798) Convert pread() failures to ForestDB's error codes
- [MB-18925](https://issues.couchbase.com/browse/MB-18925) Don't override WAL status while restoring WAL with pending state
- [MB-18859](https://issues.couchbase.com/browse/MB-18859) Add missing btreeblk_reset_subblock_info() calls
- [MB-19023](https://issues.couchbase.com/browse/MB-19023) Commit the old file at the last stage of compaction
- [MB-19179](https://issues.couchbase.com/browse/MB-19179) Disable WAL seqtree if FDB_SEQTREE_NOT_USE
- [MB-19023](https://issues.couchbase.com/browse/MB-19023) Don't release a filemgr lock twice upon compaction failure
- [MB-19321](https://issues.couchbase.com/browse/MB-19321) Handle API calls with NULL arguments gracefully
- [MB-19398](https://issues.couchbase.com/browse/MB-19398) Detect file handle sharing among multiple threads
- [MB-19694](https://issues.couchbase.com/browse/MB-19694) Compare highest doc seqnum with persisted file value