Benchmark beta
Add Benchmark

#	Hashrate	1 thread	Size	Duration	CPU	Threads	Version
1	12536.20	348.23	1MH	79.769	2	36	6.10.0
2	8160.53	255.02	1MH	122.541	1	32	6.7.0
3	4556.25	569.53	10MH	2194.786	1	8	6.7.0
4	1854.97	463.74	1MH	539.092	1	4	6.8.1
5	1695.76	423.94	10MH	5897.078	1	4	6.6.2
6	1672.96	418.24	1MH	597.744	1	4	6.6.2
7	1586.86	396.72	10MH	6301.750	4	4	6.6.1
8	1568.99	392.25	1MH	637.352	4	4	6.6.1
9	1565.04	391.26	10MH	6389.615	4	4	6.6.1