Add GetAllKeys and GetAllValues to RocksDbStore, deprecate GetAll, update tests for new API#40

Havret merged 1 commit intomainHavret/RocksDb.Extensions:mainfrom

feature/rocksdbstore-getallkeys-getallvalues-apiHavret/RocksDb.Extensions:feature/rocksdbstore-getallkeys-getallvalues-apiCopy head branch name to clipboard