iZettle/izettle-toolbox — pull request #55 by oskarwiksten (2014-03-03 12:08:28+00:00)
Title: Refactor: Rename MessageWrapper -> PolledMessage

* Rename `MessageWrapper` -> `PolledMessage` to better show the intent of the object type.
* Remove unused properties `messageReceiptHandle` (it's sufficient to have only `messageId`) and `md5sum`.

Ping @mikaellothman