Benchmark beta
Add Benchmark

#	Hashrate	1 thread	Size	Duration	CPU	Threads	Version
1	1767.20	589.07	1MH	565.868	1	3	6.9.0
2	1655.84	551.95	1MH	603.924	1	3	6.7.0
3	1433.72	477.91	1MH	697.486	1	3	6.7.1
4	1361.84	453.95	1MH	734.300	1	3	6.8.1
5	1205.30	401.77	1MH	829.668	1	3	6.6.1
6	1084.27	361.42	1MH	922.281	1	3	6.6.1
7	993.66	331.22	1MH	1006.383	1	3	6.9.0
8	918.92	306.31	1MH	1088.235	1	3	6.9.0