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/Admin/PhpInfo.php

@@ -25,7 +25,7 @@ use Friendica\Module\BaseAdmin;
 
 class PhpInfo extends BaseAdmin
 {
-	public function rawContent()
+	protected function rawContent(array $request = [])
 	{
 		self::checkAdminAccess();