* Explicitly use `network.cloudflareClient` instead of `super.client`
... but only if the parent is `HttpSource` or `ParsedHttpSource`
* Remove use of `network.client`
... replaced with `network.cloudflareClient` or `super.client` if the
parent class sets `client` to `network.cloudflareClient` already.
* Hentaidexy: rebuild with new api
* small changes
* image url patch
* bunch of refactoring
* remove from Madara
* lint
* add alternative names
* make some things nullable
