feat: getsolc binary to locate or download Solidity compiler
#431
| Job | Run time |
|---|---|
| 4m 57s | |
| 4m 37s | |
| 3m 25s | |
| 3m 14s | |
| 1m 2s | |
| 11m 21s | |
| 9m 42s | |
| 10m 20s | |
| 14m 17s | |
| 1h 2m 55s |