Added Firopow algoritm for the upcoming FIRO hardfork.
Supported zombie mode for Nvidia GPUs.
Config examples:
FIRO on nanopool:
[FiroPow]
wallet = aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
coin=Firo
rigName = rig1
email = someemail@org
FIRO + Zilliqa:
[firopow]
wallet = aKcwyn4TpyNgifGGB7yWfn8DaRZPw8fxKR
[zil]
wallet = zil1rpxnv479xy9c2jlgry3wy3869rnt4rjvjwjtuv
zilEpoch = 0 ; number of DAG epoch for caching
pool1 = eu.ezil.me:5555
pool2 = us-east.ezil.me:5555
pool3 = us-west.ezil.me:5555
pool4 = asia.ezil.me:5555