Aerosoft has released the updated Airbus A320/321. If you purchased the bundle package (with the A318/319) then your download link will be in your shop account.
Also, to use the Intercity A320 repaint you will need to change the texture.cfg file as per the instructions in this thread:
http://forum.aerosoft.com/index.php?/topic/87692-installing-airbus-extended-liveries/ (http://forum.aerosoft.com/index.php?/topic/87692-installing-airbus-extended-liveries/)
Cheers,
Serge