Joffrey JAFFEUX 47731175f4
FIX: ensures slug and id are not arrays (#8495)
If for some reason an URL was create in this format:

```
?slug[]=foo&slug[]=bar
```

This would have create an exception of this kind:

```
NoMethodError (undefined method `tr' for ["foo", "bar"]:Array
Did you mean?  try)
```
2019-12-10 09:28:51 +01:00
..
2019-12-10 11:48:39 +11:00