Fix and optimize bin1d_vec + extend units tests + fix imprecise bin edge creation
#208
| Job | Run time |
|---|---|
| 1m 7s | |
| 1m 8s | |
| 1m 8s | |
| 1m 12s | |
| 1m 13s | |
| 1m 51s | |
| 1m 45s | |
| 2m 5s | |
| 1m 47s | |
| 3m 46s | |
| 17m 2s |