Allow including text/x-rst outputs in rst conversion, transition away from text/restructuredtext
#1916
| Job | Run time |
|---|---|
| 2m 13s | |
| 1m 39s | |
| 18s | |
| 5m 5s | |
| 1m 4s | |
| 7m 14s | |
| 4m 11s | |
| 1m 56s | |
| 2m 56s | |
| 4m 7s | |
| 5m 18s | |
| 5m 55s | |
| 6m 21s | |
| 2m 18s | |
| 5m 15s | |
| 2m 1s | |
| 12s | |
| 2s | |
| 58m 5s |