Overview

Issue: https://github.com/jedmund/siero-bot/issues/xx

Please provide an overview of the task being resolved and the code changes. Add screenshots as necessary.

Testing

Add test cases and check the boxes to confirm you have manually confirmed the following cases.

In a channel with Siero, send $someCommand. Observe she replies with some result.
In a channel with Siero, send $someBadCommand. Observe she does not bubble junk.