Adds a flag to optionally slow down image display.
Adds a flag to optionally slow down image display.

peteflorence/flight,peteflorence/flight,peteflorence/flight,peteflorence/flight,andybarry/flight,peteflorence/flight,peteflorence/flight,peteflorence/flight,andybarry/flight,peteflorence/flight,andybarry/flight,andybarry/flight,andybarry/flight,andybarry/flight,andybarry/flight,peteflorence/flight,peteflorence/flight,andybarry/flight,andybarry/flight,andybarry/flight