Added standalone autoload for non-composer users

src/autoload.php

@@ -0,0 +1,41 @@
+<?php
+/**
+ *
+ * This file is part of phpFastCache.
+ *
+ * @license MIT License (MIT)
+ *
+ * For full copyright and license information, please see the docs/CREDITS.txt file.
+ *
+ * @author Khoa Bui (khoaofgod)  <[email protected]> http://www.phpfastcache.com
+ * @author Georges.L (Geolim4)  <[email protected]>
+ *
+ */
+
+define('PSSDB_PHP_EXT', 'php');
+
+/**
+ * Register Autoload
+ */
+spl_autoload_register(function ($entity) {
+    $module = explode('\\', $entity, 2);
+    if ($module[ 0 ] !== 'phpssdb') {
+        /**
+         * Not a part of phpssdb file
+         * then we return here.
+         */
+        return;
+    }
+
+    $entity = str_replace('\\', '/', $entity);
+    $path = __DIR__ . '/' . $entity . '.' . PSSDB_PHP_EXT;
+
+    if (is_readable($path)) {
+        require_once $path;
+    }
+});
+
+if (class_exists('Composer\Autoload\ClassLoader')) {
+    trigger_error('Your project already makes use of Composer. You SHOULD use the composer dependency "phpfastcache/phpssdb" instead of hard-autoloading.',
+      E_USER_WARNING);
+}