Update help message of jj edit, add FAQ on idiomatic change switching
#9654
| Job | Run time |
|---|---|
| 29s | |
| 22s | |
| 3m 22s | |
| 35s | |
| 2m 51s | |
| 16s | |
| 6m 42s | |
| 4m 7s | |
| 21s | |
| 22s | |
| 2m 15s | |
| 21m 42s |