[please review the [Contribution Guidelines](http://epistasislab.github.io/tpot/contributing/) prior to submitting your pull request. go ahead and delete this line if you've already reviewed said guidelines.]

## What does this PR do?



## Where should the reviewer start?



## How should this PR be tested?



## Any background context you want to provide?



## What are the relevant issues?

[you can link directly to issues by entering # then the number of the issue]

## Screenshots (if appropriate)



## Questions:

- Do the docs need to be updated?
- Does this PR add new (Python) dependencies?