removing String class which cause server Error with php7

htdocs/includes/restler/framework/Luracast/Restler/Data/String.php

@@ -1,84 +0,0 @@
-<?php
-namespace Luracast\Restler\Data;
-
-/**
- * Convenience class for String manipulation
- *
- * @category   Framework
- * @package    Restler
- * @author     R.Arul Kumaran <arul@luracast.com>
- * @copyright  2010 Luracast
- * @license    http://www.opensource.org/licenses/lgpl-license.php LGPL
- * @link       http://luracast.com/products/restler/
- */
-class String
-{
-    /**
-     * Given haystack contains the needle or not?
-     *
-     * @param string $haystack
-     * @param string $needle
-     * @param bool   $caseSensitive
-     *
-     * @return bool
-     */
-    public static function contains($haystack, $needle, $caseSensitive = true)
-    {
-        if (empty($needle))
-            return true;
-        return $caseSensitive
-            ? strpos($haystack, $needle) !== false
-            : stripos($haystack, $needle) !== false;
-    }
-
-    /**
-     * Given haystack begins with the needle or not?
-     *
-     * @param string $haystack
-     * @param string $needle
-     *
-     * @return bool
-     */
-    public static function beginsWith($haystack, $needle)
-    {
-        $length = strlen($needle);
-        return (substr($haystack, 0, $length) === $needle);
-    }
-
-    /**
-     * Given haystack ends with the needle or not?
-     *
-     * @param string $haystack
-     * @param string $needle
-     *
-     * @return bool
-     */
-    public static function endsWith($haystack, $needle)
-    {
-        $length = strlen($needle);
-        if ($length == 0) {
-            return true;
-        }
-        return (substr($haystack, -$length) === $needle);
-    }
-
-
-    /**
-     * Convert camelCased or underscored string in to a title
-     *
-     * @param string $name
-     *
-     * @return string
-     */
-    public static function title($name)
-    {
-        return
-            ucwords(
-                preg_replace(
-                    array('/(?<=[^A-Z])([A-Z])/', '/(?<=[^0-9])([0-9])/', '/(_)/'),
-                    array(' $0', ' $0', ' '),
-                    $name
-                )
-            );
-    }
-}