docs: function (sep) {
              var nonEncodedSep = [];
              for (var i = 0, len = sep.length; i < len; i++) {
                  if (sep[i] == encodeURIComponent(sep[i])) {
                      nonEncodedSep.push(sep[i]);
                  }
              }
              return nonEncodedSep;
          }