David Kleiner - 2016-06-19

Use the following keys:
1..9: Slide show with 1 to 9 seconds delay
Ctrl+1...9: Movie with 1/x seconds delay
Ctrl+Shift+1...9: Movie with 1/100x seconds delay

Thus for 1/50 seconds, use Ctrl+Shift+2.

Next version will have Alt+R to resume slide-show with the FPS used before.