Update CoreLibs with phpstan level 8, add qqFileUploader implementation base, add base Test class for testing

www/lib/Test/Test.php

@@ -0,0 +1,61 @@
+<?php
+
+/*
+ * TEST sets only
+ */
+
+declare(strict_types=1);
+
+namespace Test;
+
+class Test
+{
+
+	public function __construct()
+	{
+		// calls all tests
+		$this->testPrivate();
+		$this->testProtected();
+		$this->testPublic();
+	}
+
+	public function __destruct()
+	{
+		// calls all close tests
+	}
+
+	/**
+	 * Undocumented function
+	 *
+	 * @return string
+	 */
+	protected function testPrivate(): string
+	{
+		$string = 'TEST Private';
+		return $string;
+	}
+
+	/**
+	 * Undocumented function
+	 *
+	 * @return string
+	 */
+	protected function testProtected(): string
+	{
+		$string = 'TEST Protected';
+		return $string;
+	}
+
+	/**
+	 * Undocumented function
+	 *
+	 * @return string
+	 */
+	public function testPublic(): string
+	{
+		$string = 'TEST Public';
+		return $string;
+	}
+}
+
+// __END__