Changes for version 0.004
- [Fix] Proper `Client-*` headers where not added to internal responses.
- [New] Add a new `Client-Response-Source` to indicate when the response was generated by this module.
- [New] Add a `url` argument to the `override_request` method for easier overriding of specific addresses.
- Test::Override::UserAgent::Manual::ConfigurationPackage - Creating configuration packages