Adopted composer autoload way

Split up classes into separate way, to allow autoloader to do it's work

Signed-off-by: Diederik de Groot <ddegroot@talon.nl>

lib/Utils.php

@@ -0,0 +1,33 @@
+<?php
+//
+// Helper functions
+//
+declare(strict_types=1);
+namespace PROVISION;
+
+class Utils {
+	static function utf8_urldecode($str) {
+		$str = preg_replace("/%u([0-9a-f]{3,4})/i","&#x\\1;",urldecode($str));
+		return html_entity_decode($str,0,'UTF-8');;
+	}
+
+	static public function log_debug($message) {
+		global $logger;
+		if ($logger) {
+			$logger->log('LOG_DEBUG', $message);
+		}
+	}
+
+	static function log_error($message) {
+		global $logger;
+		if ($logger) {
+			$logger->log('LOG_ERROR', $message);
+		}
+	}
+
+	static function log_error_and_throw($message) {
+		log_error($message);
+		throw new Exception($message);
+	}
+}
+?>