We are happy to inform that next Mirillis Action! 1.8.0 version will include support for Logitech G13/G15 and G19 LCD displays.
See the link below to wach short preview video for Logitech G13:
http://youtu.be/apG9-n1bDV0
Preview video for Logitech G19 color LCD display should be available this week.