What is reason to remove range key from value?

[farwayer]

Thanks for good job!

But what is reason to remove range key from value? https://github.com/jed/dynamo-down/blob/master/dynamo-down.js#L170

It's just like LevelDB id field and LevelDown keeps id in value. Some external libs based on LevelUp consider on it and don't return key (from key/value).