Adjust docs & Flux.@functor for Functors.jl v0.5, plus misc. depwarns
#3502
| Job | Run time |
|---|---|
| 9m 38s | |
| 17m 35s | |
| 26m 17s | |
| 5m 52s | |
| 28m 38s | |
| 14m 23s | |
| 1h 42m 23s |