Turn on taint reaping by default
Turn on taint reaping by default

Can be disabled with

```
consulate kv set environments/<env>/global/tainted/delete 0
```

Fixes #447

gozer/nubis-base,tinnightcap/nubis-base,tinnightcap/nubis-base,Nubisproject/nubis-base,limed/nubis-base,gozer/nubis-base,tinnightcap/nubis-base,limed/nubis-base,limed/nubis-base,gozer/nubis-base,Nubisproject/nubis-base