/**
  * Singleton returns request params
  *
  * @return array
  * @todo DEPRICATED
  */
 function &getInstance()
 {
     static $params;
     if (empty($params)) {
         $params = owa_lib::getRequestParams();
         // Clean Input arrays
         $params = owa_lib::inputFilter($params);
         //strip all params that do not include the namespace
         $params = owa_lib::stripParams($params, owa_coreAPI::getSetting('base', 'ns'));
         // translate certain request variables that are reserved in javascript
         $params = owa_lib::rekeyArray($params, array_flip(owa_coreAPI::getSetting('base', 'reserved_words')));
         $params['guid'] = crc32(microtime() . getmypid());
         return $params;
     } else {
         return $params;
     }
 }