- Write-ahead log doesn't rely on wall-clock time anymore. It prevent…

…s potential race conditions during compaction and recovery.

- Fix recovery writing extra delete records.

- Improve Go 1.14 compatibility (remove "unsafe" usage).

This release replaces the unstructured data file for storing key-valu…

…e pairs with a write-ahead log.

- In the event of a crash or a power loss the database is automatically recovered.
- Optional background compaction allows reclaiming disk space occupied by overwritten or deleted keys.
- Fix disk space overhead when storing small keys and values.

Version 0.8.2

Version 0.8.1

Version 0.8