Add middleware to clean query strings

[wilbrdt]

Feature Request

Is your feature request related to a problem or unsupported use case? Please describe.
Some bots can spam the cache by producing URLs with malformed query strings.

Describe the solution you'd like
To prevent this spam, it would be nice to have a middleware, directly in Richie, in charge of cleaning query strings then redirect to a clean URL if needed, as it has been implemented in this PR.