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/OAuth/Token.php

@@ -34,7 +34,7 @@ use Friendica\Security\OAuth;
  */
 class Token extends BaseApi
 {
-	public function post()
+	protected function post(array $request = [], array $post = [])
 	{
 		$request = self::getRequest([
 			'client_id'     => '', // Client ID, obtained during app registration