Add verbose_on/off functions to lfmcmc to enable progress bar
#398
| Job | Run time |
|---|---|
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| 2m 2s | |
| 2m 42s | |
| 5m 22s | |
| 3m 11s | |
| 4m 47s | |
| 4m 36s | |
| 6m 42s | |
| 3m 19s | |
| 34m 42s |