Make FileSyncer skip files based on contents, not modification time and filesize
#2779
| Job | Run time |
|---|---|
| 1m 44s | |
| 26s | |
| 1m 33s | |
| 36s | |
| 6m 35s | |
| 52s | |
| 43s | |
| 33s | |
| 50s | |
| 38s | |
| 50s | |
| 2m 6s | |
| 1m 33s | |
| 1m 33s | |
| 1m 37s | |
| 1m 43s | |
| 1m 30s | |
| 2m 15s | |
| 2m 10s | |
| 2m 11s | |
| 2m 22s | |
| 1m 56s | |
| 2m 17s | |
| 38m 33s |