/**
  * Initialization
  * 
  * @param str $apiHost REST API host
  * @param int $apiPort REST API port
  * @return void;
  */
 public static function Init($apiHost, $apiPort = 80, $useSSL = false, $apiVersion = '1.0', $apiUserAgent = 'RESTAPI-PHP-WRAPPER', $apiContentType = 'application/json')
 {
     self::$_apiHost = $apiHost;
     self::$_apiPort = $apiPort;
     self::$_apiUseSSL = $useSSL;
     self::$_apiVersion = $apiVersion;
     self::$_apiUserAgent = $apiUserAgent;
     self::$_apiContentType = $apiContentType;
     return;
 }