Make BaseModule a real entity

- Add all dependencies, necessary to run the content (baseUrl, Arguments)
- Encapsulate all POST/GET/DELETE/PATCH/PUT methods as protected methods inside the BaseModule
- Return Module content ONLY per `BaseModule::run()` (including the Hook logic there as well)

src/Module/Search/Acl.php

@@ -48,7 +48,7 @@ class Acl extends BaseModule
 	const TYPE_PRIVATE_MESSAGE       = 'm';
 	const TYPE_ANY_CONTACT           = 'a';
 
-	public function rawContent()
+	protected function rawContent(array $request = [])
 	{
 		if (!local_user()) {
 			throw new HTTPException\UnauthorizedException(DI::l10n()->t('You must be logged in to use this module.'));