COPRTHR 2 doesn't support OpenCL anymore. If you want to use COPRTHR 2, the 2015.1 image is presently required. COPRTHR 2 comes pre-built. After installing, you'll find it in /usr/local/browndeer/coprthr2
I am not sure if/when BDT will release COPRTHR 2 for the 2016.11 image.