Update contribution guide, move all checks to tox #1163
| Job | Run time |
|---|---|
| 41s | |
| 27s | |
| 11s | |
| 3m 5s | |
| 2m 46s | |
| 2m 27s | |
| 2m 50s | |
| 2m 51s | |
| 1m 18s | |
| 2m 36s | |
| 1m 17s | |
| 3m 4s | |
| 1m 39s | |
| 1m 42s | |
| 2m 27s | |
| 2m 7s | |
| 1m 17s | |
| 1m 38s | |
| 2m 19s | |
| 1m 51s | |
| 1m 15s | |
| 3m 2s | |
| 2m 6s | |
| 1m 50s | |
| 2m 24s | |
| 5m 4s | |
| 4m 57s | |
| 0s | |
| 5s | |
| 59m 16s |