Benchmark beta
Add Benchmark

#	Hashrate	1 thread	Size	Duration	CPU	Threads	Version
1	1485.80	185.72	1MH	673.039	2	8	6.7.2
2	1453.35	90.83	1MH	688.067	8	16	6.9.0
3	1112.48	139.06	10MH	8988.962	2	8	6.10.0
4	742.09	92.76	1MH	1347.547	2	8	6.10.0
5	566.75	70.84	1MH	1764.453	2	8	6.8.1