update README and CI to Ruby >= 2.3 (#216) #70
| Job | Run time |
|---|---|
| 36s | |
| 34s | |
| 35s | |
| 36s | |
| 35s | |
| 24s | |
| 27s | |
| 26s | |
| 24s | |
| 35s | |
| 37s | |
| 36s | |
| 36s | |
| 23s | |
| 22s | |
| 23s | |
| 26s | |
| 1m 19s | |
| 1m 59s | |
| 2m 45s | |
| 2m 20s | |
| 3m 39s | |
| 1m 31s | |
| 2m 3s | |
| 1m 20s | |
| 1m 23s | |
| 1m 48s | |
| 2m 9s | |
| 2m 40s | |
| 3m 5s | |
| 1m 32s | |
| 1m 39s | |
| 2m 13s | |
| 1m 14s | |
| 43m 14s |