Add option_dual_fund feature
#649
| Job | Run time |
|---|---|
| 10m 16s | |
| 6m 45s | |
| 6h 0m 16s | |
| 57m 5s | |
| 58m 15s | |
| 1h 13m 55s | |
| 1h 30m 40s | |
| 54s | |
| 1m 50s | |
| 42m 12s | |
| 1h 31m 4s | |
| 12s | |
| 1h 57m 42s | |
| 49m 7s | |
| 50m 38s | |
| 59m 57s | |
| 17h 50m 48s |