Miner- Claymore's Zcash Miner

[Ursul0]

Miner- SILENTARMY v5

@lexele GPU memory usage has decreased between SILENTARMY v2 and v3: from 1.7GB per instance down to 1.2GB per instance. You can reduce it further to 0.6GB per instance by changing NR_ROWS_LOG as documented in the README.md.

I see fixed usage of 930MB on Rx400, running Claymore