Release 0.16.2

# History

## 0.16.2

Install/update via the bootstrap script:

```shell
wget https://raw.githubusercontent.com/dokku/dokku/v0.16.2/bootstrap.sh
sudo DOKKU_TAG=v0.16.2 bash bootstrap.sh
```

### Documentation

- #3536: @josegonzalez docs: Add documentation for nginx-pre-reload limitation
- #3535: @josegonzalez Add help output for apps:exists

docs/assets/versions.json

@@ -13,6 +13,6 @@
     "0.13.4",
     "0.14.6",
     "0.15.5",
-    "0.16.1"
+    "0.16.2"
   ]
 }