Merge pull request #26 from ChainSafe/eclesio/remove-syncwriters-numc…

…ompactors

fix: use default badger options

Merge pull request #24 from ChainSafe/eclesio/upgrade-to-badger-v3

feat: upgrade project to use `badger/v4`

add table iterator (#10)

fix iterator from skipping first value (#9)

fix iterator.Next (#8)

fix iterator.Next (#8)

add Flush to Writer interface (#7)

* add Flush to Writer interface

* update BadgerDB.Flush

Create README.md