Master: Excavator only uses one GPU
It does not seem to matter what I do, But the current master does not seem to use more than one of my NVidia 1080 TIs.  It used to be one that got a LOT of activity.

Here is my log file for the Excavator.

[Excavator-5100_2018-06-10_14-14-07.zip](https://github.com/MultiPoolMiner/MultiPoolMiner/files/2088123/Excavator-5100_2018-06-10_14-14-07.zip)
