Benchmark beta
Add Benchmark

#	Hashrate	1 thread	Size	Duration	CPU	Threads	Version
1	1334.11	166.76	1MH	749.566	2	8	6.12.1
2	1287.79	160.97	1MH	776.524	2	8	6.7.2
3	1056.44	132.06	1MH	946.572	2	8	6.5.3
4	884.73	110.59	10MH	11302.839	2	8	6.12.1
5	528.63	66.08	10MH	18916.820	2	8	6.12.1