Function unquote

Node/shell/meta.js:245–250

(string)

   */
  parseValue: function (string, params) {
    function unquote(string) {
      return string.replace(/"([^"\\]|\\.)+"/g, function (string) {
        string = string.replace(/\\(.)/g, '$1');
        return string.substring(1, string.length - 1);
      });      
    }

    function unliteral(string) {
      return string.replace(/\[([^\[\]\\]|\\.)+\]/g, function (string) {