nvOC -19-3.1 beta testing

nvOC-19-3.1 is ready for beta_testing.

We done our job, now its your turn to test, report and make it ready for stable release.

Changelog:

Foreman Dashboard integration:
Now you can remotely monitor your nvOC rigs via the Foreman dashboard
Register an account at https://foreman.mn and enable monitoring in 1bash

Pluggable miners:
Easily add custom miners without editing any other scripts
Create your miner folder and add .nvoc-miner.json in the folder (see existing miners as an example)

Scheduled mining:
Schedule your mining to stop and start at certain times of day

Support device selective mining:
Disable specific GPUs in 1bash

Tempcontrol:
Improved tempcontrol monitoring in abnormal situations
Added FAN_DIFF to allow fan control not to set fan with small differences

Load check:
Removed load checking from watchdog
Added a new script to check rig load average and reboot if needed

Misc:
Removed obsolete cuda-8 miners - new image (for 19-3.2 stable) will ship with cuda-9.2 only and much smaller
Added new coins, algos and miners
Big fixes and improvements

Use this guide on how to set side-by-side beta_testing with stable.