add support for threading and for user-specified MPI dimension. Closes #35 #295
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| 7m 36s | |
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| 3m 50s | |
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| 8m 54s | |
| 14m 39s | |
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| 36m 53s | |
| 10m 41s | |
| 10m 8s | |
| 3m 48s | |
| 3m 33s | |
| 8m 21s | |
| 15m 8s | |
| 25m 28s | |
| 36m 57s | |
| 9m 28s | |
| 18m 56s | |
| 6m 45s | |
| 8m 4s | |
| 18m 48s | |
| 18m 55s | |
| 20m 37s | |
| 38m 16s | |
| 12s | |
| 19s | |
| 6h 8m 18s |