moved Configuraiton class to separate library

src/Configuration.php

@@ -1,73 +0,0 @@
-<?php
-namespace BSR\Webservice;
-
-class Configuration {
-    private static $instance = null;
-
-    /**
-     * ! WARNING !
-     *
-     * Those are default values, if you need to change them for a particular host,
-     * please just create a file named 'configuration.local.php' in the same directory
-     * and redefine the values there !
-     *
-     * This file must contain an array named $configuration containing the keys you
-     * want to redefine. Then, those values will be used to replace those in the
-     * array defined just below.
-     *
-     * @var array configuration values
-     */
-    private $values = array();
-
-    private $custom_config_filename = 'configuration.local.php';
-
-    private function __construct() {
-        // by default, set the session save path to the default value;
-        $this->values['session']['save_path'] = session_save_path();
-
-        if(!file_exists($this->custom_config_filename)) {
-            throw new \RuntimeException('No configuration.local.php file was found. Create it with the proper config.');
-        }
-         
-        $configuration  = include_once realpath(dirname(__FILE__) . '/../config/') . $this->custom_config_filename;
-
-        if(!is_array($configuration)) {
-            throw new \RuntimeException("You custom configuration in '{$this->custom_config_filename}' must be in a variable named '\$configuration' and be an array.");
-        }
-
-        $this->values = array_replace_recursive($this->values, $configuration);
-    }
-
-    private function dotNotationAccess($data, $key, $default=null)
-    {
-        $keys = explode('.', $key);
-        foreach ($keys as $k) {
-            if (!is_array($data)) {
-                throw new \Exception("Try to access non-array as array, key '$key''");
-            }
-            if (!isset($data[$k])) {
-                return $default;
-            }
-
-            $data = $data[$k];
-        }
-        return $data;
-    }
-
-    private function value($name, $default) {
-        return $this->dotNotationAccess($this->values, $name, $default);
-    }
-
-    /**
-     * @param $name
-     * @param mixed $default the default value for your configuration option
-     * @return mixed return the configuration value if the key is find, the default otherwise
-     */
-    public static function get($name, $default = null) {
-        if(is_null(self::$instance)) {
-            self::$instance = new Configuration();
-        }
-
-        return self::$instance->value($name, $default);
-    }
-}