Miners update
- onezerominer-v1.4.5 (Added support for Cryptix(CPAY) on Nvidia cards(2% dev fee). Xelis: Minor Performance improvements for Nvidia GPUs. Hashrate improvement on CMP 170hx(80+ kh/s at 1305 core). Added --hashrate-avg option to control the hashrate window(Default is 10 seconds))