Plot 'rjdemetra3' model
a seasonal adjustment model.
components to print, can be "y" (input time series),
"sa" (seasonal adjusted), "t" (trend-cycle),
"y_cal" (calendar adjusted), "s" (seasonal), "i" (irregular),
"cal" (calendar). The vector can be named to change the label.
boolean indicating if the forecast series should be printed.
unused arguments.