Upgrade lengths of RichString to size_t & many related changes.
#4695
| Job | Run time |
|---|---|
| 1m 58s | |
| 2m 12s | |
| 38s | |
| 2m 46s | |
| 2m 33s | |
| 5m 34s | |
| 1m 18s | |
| 1m 6s | |
| 1m 10s | |
| 49s | |
| 1m 1s | |
| 1m 8s | |
| 34s | |
| 25s | |
| 4s | |
| 3s | |
| 23m 19s |