feat: split to Observable, Async.Observable and Task.Observable modules
#19
| Job | Run time |
|---|---|
| 1m 40s | |
| 1m 24s | |
| 2m 54s | |
| 1m 2s | |
| 1m 7s | |
| 6m 4s | |
| 1m 6s | |
| 15m 17s |