change namespace and cleanup code

src/Accounts/ApiOperations/Post.php

@@ -0,0 +1,17 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Bitinflow\Accounts\ApiOperations;
+
+use Bitinflow\Accounts\Helpers\Paginator;
+use Bitinflow\Accounts\Result;
+
+/**
+ * @author René Preuß <rene@preuss.io>
+ */
+trait Post
+{
+
+    abstract public function post(string $path = '', array $parameters = [], Paginator $paginator = null): Result;
+}