I did some more work on it; customers can now add pools in bulk for all hired rigs.
Rated price calculator on admin panel.
Some bug fixes. More coming soon...
Regarding price calculator:
var r = nh * np / (24 * parseFloat(spd));var r = nh / 24 * np * parseFloat(spd); also wrong

var r = (np * 24) / (nh * parseFloat(spd));