Negative earnings
It means, that I have pay to the pool? 😆 

![image](https://user-images.githubusercontent.com/1230402/39188928-43be53e8-47d1-11e8-968f-a1be8b0d3e07.png)

![image](https://user-images.githubusercontent.com/1230402/39188942-49bdc22e-47d1-11e8-9dc0-bfa663aa1780.png)

(Latest master, downloaded today.)
