unify Length trait (deprecate EuclideanLength, HaversineLength, etc.)
#3808
| Job | Run time |
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| 1m 8s | |
| 49s | |
| 58s | |
| 2m 25s | |
| 1m 54s | |
| 58s | |
| 1m 58s | |
| 38s | |
| 36s | |
| 49s | |
| 1m 51s | |
| 35s | |
| 36s | |
| 1s | |
| 0s | |
| 15m 16s |