Miner agent of Minerlink
Receive commands from server and response miner state.
parameters when compiling
MINERTYPE:version of miner
3 : Antminer S3
300 : Antminer S3+
301 : Antminer S3++
4 : Antminer S4
400 : Antminer S4+
5 : Antminer S5
ETH:the number of network card