storage scanner trait; simple test
storage trait fixed; another simple test
new storage test
tests refactoring
new storage test for 'includeStop' flag
StorageScanner.get method test
code cleanup
StorageScanner.scan_by_prefix method added
utils crate added
utils increment_bytes test added
utils increment_bytes carry test added
StorageScanner.scan_by_prefix partial implementation
StorageScanner.scan_from method added
StorageScanner.scan_by_prefix implemented
renaming; StorageWriter trait added
keyvalue serialization interface
keyvalue serialization implemented
LogWriter.batch_put method implementation
StorageScanner test fix
server task util