Implement no_std support via a default-enabled std feature flag.
#216
| Job | Run time |
|---|---|
| 2m 53s | |
| 1m 18s | |
| 4m 37s | |
| 42s | |
| 1m 9s | |
| 2m 25s | |
| 2m 40s | |
| 50s | |
| 1m 30s | |
| 3m 29s | |
| 17s | |
| 1m 55s | |
| 23m 45s |