function createLabel(name, x, y, w, h, isDescription) {

  const label = NSTextField.alloc().initWithFrame_(NSMakeRect(x, y, w, h));
  if (isDescription) {
    label.setTextColor(NSColor.colorWithCalibratedRed_green_blue_alpha(0 / 255, 0 / 255, 0 / 255, 0.6));
  }
  label.setEditable_(false);
  label.setSelectable_(false);
  label.setBezeled_(false);
  label.setDrawsBackground_(false);
  label.setFont(NSFont.systemFontOfSize((isDescription) ? 11 : 13));
  label.setStringValue_(name);

  return label;
}
@name createLabel
@description create label in NSTextField
@param name {String}
@param x {Number}
@param y {Number}
@param w {Number}
@param h {Number}
@param isDescription {Boolean}
@returns {Object} : NSTextField